318171308

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 702227232

約数和(自身を除く): 384055924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 193, 196, 364, 386, 637, 647, 772, 1274, 1294, 1351, 2509, 2548, 2588, 2702, 4529, 5018, 5404, 8411, 9058, 9457, 10036, 16822, 17563, 18116, 18914, 31703, 33644, 35126, 37828, 58877, 63406, 70252, 117754, 122941, 124871, 126812, 235508, 245882, 249742, 412139, 491764, 499484, 824278, 874097, 1623323, 1648556, 1748194, 3246646, 3496388, 6118679, 6493292, 11363261, 12237358, 22726522, 24474716, 45453044, 79542827, 159085654, 318171308]

約数ペア:

[(1, 318171308), (2, 159085654), (4, 79542827), (7, 45453044), (13, 24474716), (14, 22726522), (26, 12237358), (28, 11363261), (49, 6493292), (52, 6118679), (91, 3496388), (98, 3246646), (182, 1748194), (193, 1648556), (196, 1623323), (364, 874097), (386, 824278), (637, 499484), (647, 491764), (772, 412139), (1274, 249742), (1294, 245882), (1351, 235508), (2509, 126812), (2548, 124871), (2588, 122941), (2702, 117754), (4529, 70252), (5018, 63406), (5404, 58877), (8411, 37828), (9058, 35126), (9457, 33644), (10036, 31703), (16822, 18914), (17563, 18116)]