281142472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 613078200

約数和(自身を除く): 331935728

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 52, 58, 62, 97, 104, 116, 124, 194, 232, 248, 377, 388, 403, 754, 776, 806, 899, 961, 1261, 1508, 1612, 1798, 1922, 2522, 2813, 3007, 3016, 3224, 3596, 3844, 5044, 5626, 6014, 7192, 7688, 10088, 11252, 11687, 12028, 12493, 22504, 23374, 24056, 24986, 27869, 36569, 39091, 46748, 49972, 55738, 73138, 78182, 87203, 93217, 93496, 99944, 111476, 146276, 156364, 174406, 186434, 222952, 292552, 312728, 348812, 362297, 372868, 697624, 724594, 745736, 1133639, 1211821, 1449188, 2267278, 2423642, 2703293, 2898376, 4534556, 4847284, 5406586, 9069112, 9694568, 10813172, 21626344, 35142809, 70285618, 140571236, 281142472]

約数ペア:

[(1, 281142472), (2, 140571236), (4, 70285618), (8, 35142809), (13, 21626344), (26, 10813172), (29, 9694568), (31, 9069112), (52, 5406586), (58, 4847284), (62, 4534556), (97, 2898376), (104, 2703293), (116, 2423642), (124, 2267278), (194, 1449188), (232, 1211821), (248, 1133639), (377, 745736), (388, 724594), (403, 697624), (754, 372868), (776, 362297), (806, 348812), (899, 312728), (961, 292552), (1261, 222952), (1508, 186434), (1612, 174406), (1798, 156364), (1922, 146276), (2522, 111476), (2813, 99944), (3007, 93496), (3016, 93217), (3224, 87203), (3596, 78182), (3844, 73138), (5044, 55738), (5626, 49972), (6014, 46748), (7192, 39091), (7688, 36569), (10088, 27869), (11252, 24986), (11687, 24056), (12028, 23374), (12493, 22504)]