1378725992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{3323}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 3063398400

約数和(自身を除く): 1684672408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 239, 248, 434, 478, 868, 956, 1673, 1736, 1912, 3323, 3346, 6646, 6692, 7409, 13292, 13384, 14818, 23261, 26584, 29636, 46522, 51863, 59272, 93044, 103013, 103726, 186088, 206026, 207452, 412052, 414904, 721091, 794197, 824104, 1442182, 1588394, 2884364, 3176788, 5559379, 5768728, 6353576, 11118758, 22237516, 24620107, 44475032, 49240214, 98480428, 172340749, 196960856, 344681498, 689362996, 1378725992]

約数ペア:

[(1, 1378725992), (2, 689362996), (4, 344681498), (7, 196960856), (8, 172340749), (14, 98480428), (28, 49240214), (31, 44475032), (56, 24620107), (62, 22237516), (124, 11118758), (217, 6353576), (239, 5768728), (248, 5559379), (434, 3176788), (478, 2884364), (868, 1588394), (956, 1442182), (1673, 824104), (1736, 794197), (1912, 721091), (3323, 414904), (3346, 412052), (6646, 207452), (6692, 206026), (7409, 186088), (13292, 103726), (13384, 103013), (14818, 93044), (23261, 59272), (26584, 51863), (29636, 46522)]