71228948

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 157812480

約数和(自身を除く): 86583532

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 434, 532, 589, 617, 868, 931, 1178, 1234, 1519, 1862, 2356, 2468, 3038, 3724, 4123, 4319, 6076, 8246, 8638, 11723, 16492, 17276, 19127, 23446, 28861, 30233, 38254, 46892, 57722, 60466, 76508, 82061, 115444, 120932, 133889, 164122, 267778, 328244, 363413, 535556, 574427, 726826, 937223, 1148854, 1453652, 1874446, 2297708, 2543891, 3748892, 5087782, 10175564, 17807237, 35614474, 71228948]

約数ペア:

[(1, 71228948), (2, 35614474), (4, 17807237), (7, 10175564), (14, 5087782), (19, 3748892), (28, 2543891), (31, 2297708), (38, 1874446), (49, 1453652), (62, 1148854), (76, 937223), (98, 726826), (124, 574427), (133, 535556), (196, 363413), (217, 328244), (266, 267778), (434, 164122), (532, 133889), (589, 120932), (617, 115444), (868, 82061), (931, 76508), (1178, 60466), (1234, 57722), (1519, 46892), (1862, 38254), (2356, 30233), (2468, 28861), (3038, 23446), (3724, 19127), (4123, 17276), (4319, 16492), (6076, 11723), (8246, 8638)]