138238628

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 287768376

約数和(自身を除く): 149529748

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 106, 121, 187, 212, 242, 317, 374, 484, 583, 634, 748, 901, 1166, 1268, 1802, 2057, 2332, 3487, 3604, 4114, 5389, 6413, 6974, 8228, 9911, 10778, 12826, 13948, 16801, 19822, 21556, 25652, 33602, 38357, 39644, 59279, 67204, 76714, 109021, 118558, 153428, 184811, 218042, 237116, 285617, 369622, 436084, 571234, 652069, 739244, 1142468, 1304138, 2032921, 2608276, 3141787, 4065842, 6283574, 8131684, 12567148, 34559657, 69119314, 138238628]

約数ペア:

[(1, 138238628), (2, 69119314), (4, 34559657), (11, 12567148), (17, 8131684), (22, 6283574), (34, 4065842), (44, 3141787), (53, 2608276), (68, 2032921), (106, 1304138), (121, 1142468), (187, 739244), (212, 652069), (242, 571234), (317, 436084), (374, 369622), (484, 285617), (583, 237116), (634, 218042), (748, 184811), (901, 153428), (1166, 118558), (1268, 109021), (1802, 76714), (2057, 67204), (2332, 59279), (3487, 39644), (3604, 38357), (4114, 33602), (5389, 25652), (6413, 21556), (6974, 19822), (8228, 16801), (9911, 13948), (10778, 12826)]