2891159128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3163}}^1$

素因数の和:3257

約数の個数: 128

約数和(自身を含む): 6888913920

約数和(自身を除く): 3997754792

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 47, 52, 68, 88, 94, 104, 136, 143, 187, 188, 221, 286, 374, 376, 442, 517, 572, 611, 748, 799, 884, 1034, 1144, 1222, 1496, 1598, 1768, 2068, 2431, 2444, 3163, 3196, 4136, 4862, 4888, 6326, 6392, 6721, 8789, 9724, 10387, 12652, 13442, 17578, 19448, 20774, 25304, 26884, 34793, 35156, 41119, 41548, 53768, 53771, 69586, 70312, 82238, 83096, 107542, 114257, 139172, 148661, 164476, 215084, 228514, 278344, 297322, 328952, 430168, 452309, 457028, 591481, 594644, 699023, 904618, 914056, 1182962, 1189288, 1398046, 1635271, 1809236, 1932593, 2365924, 2527237, 2796092, 3270542, 3618472, 3865186, 4731848, 5054474, 5592184, 6541084, 7689253, 7730372, 10108948, 13082168, 15378506, 15460744, 20217896, 21258523, 27799607, 30757012, 32854081, 42517046, 55599214, 61514024, 65708162, 85034092, 111198428, 131416324, 170068184, 222396856, 262832648, 361394891, 722789782, 1445579564, 2891159128]

約数ペア:

[(1, 2891159128), (2, 1445579564), (4, 722789782), (8, 361394891), (11, 262832648), (13, 222396856), (17, 170068184), (22, 131416324), (26, 111198428), (34, 85034092), (44, 65708162), (47, 61514024), (52, 55599214), (68, 42517046), (88, 32854081), (94, 30757012), (104, 27799607), (136, 21258523), (143, 20217896), (187, 15460744), (188, 15378506), (221, 13082168), (286, 10108948), (374, 7730372), (376, 7689253), (442, 6541084), (517, 5592184), (572, 5054474), (611, 4731848), (748, 3865186), (799, 3618472), (884, 3270542), (1034, 2796092), (1144, 2527237), (1222, 2365924), (1496, 1932593), (1598, 1809236), (1768, 1635271), (2068, 1398046), (2431, 1189288), (2444, 1182962), (3163, 914056), (3196, 904618), (4136, 699023), (4862, 594644), (4888, 591481), (6326, 457028), (6392, 452309), (6721, 430168), (8789, 328952), (9724, 297322), (10387, 278344), (12652, 228514), (13442, 215084), (17578, 164476), (19448, 148661), (20774, 139172), (25304, 114257), (26884, 107542), (34793, 83096), (35156, 82238), (41119, 70312), (41548, 69586), (53768, 53771)]