31339854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 89867232

約数和(自身を除く): 58527378

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 53, 57, 63, 78, 91, 106, 114, 117, 126, 133, 159, 171, 182, 234, 247, 266, 273, 318, 342, 361, 371, 399, 477, 494, 546, 689, 722, 741, 742, 798, 819, 954, 1007, 1083, 1113, 1197, 1378, 1482, 1638, 1729, 2014, 2067, 2166, 2223, 2226, 2394, 2527, 3021, 3249, 3339, 3458, 4134, 4446, 4693, 4823, 5054, 5187, 6042, 6201, 6498, 6678, 7049, 7581, 9063, 9386, 9646, 10374, 12402, 13091, 14079, 14098, 14469, 15162, 15561, 18126, 19133, 21147, 22743, 26182, 28158, 28938, 31122, 32851, 38266, 39273, 42237, 42294, 43407, 45486, 57399, 63441, 65702, 78546, 84474, 86814, 91637, 98553, 114798, 117819, 126882, 133931, 172197, 183274, 197106, 235638, 248729, 267862, 274911, 295659, 344394, 401793, 497458, 549822, 591318, 746187, 803586, 824733, 1205379, 1492374, 1649466, 1741103, 2238561, 2410758, 3482206, 4477122, 5223309, 10446618, 15669927, 31339854]

約数ペア:

[(1, 31339854), (2, 15669927), (3, 10446618), (6, 5223309), (7, 4477122), (9, 3482206), (13, 2410758), (14, 2238561), (18, 1741103), (19, 1649466), (21, 1492374), (26, 1205379), (38, 824733), (39, 803586), (42, 746187), (53, 591318), (57, 549822), (63, 497458), (78, 401793), (91, 344394), (106, 295659), (114, 274911), (117, 267862), (126, 248729), (133, 235638), (159, 197106), (171, 183274), (182, 172197), (234, 133931), (247, 126882), (266, 117819), (273, 114798), (318, 98553), (342, 91637), (361, 86814), (371, 84474), (399, 78546), (477, 65702), (494, 63441), (546, 57399), (689, 45486), (722, 43407), (741, 42294), (742, 42237), (798, 39273), (819, 38266), (954, 32851), (1007, 31122), (1083, 28938), (1113, 28158), (1197, 26182), (1378, 22743), (1482, 21147), (1638, 19133), (1729, 18126), (2014, 15561), (2067, 15162), (2166, 14469), (2223, 14098), (2226, 14079), (2394, 13091), (2527, 12402), (3021, 10374), (3249, 9646), (3339, 9386), (3458, 9063), (4134, 7581), (4446, 7049), (4693, 6678), (4823, 6498), (5054, 6201), (5187, 6042)]