289291210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 597445632

約数和(自身を除く): 308154422

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 223, 442, 446, 587, 1105, 1115, 1174, 2210, 2230, 2899, 2935, 3791, 5798, 5870, 7582, 7631, 9979, 14495, 15262, 18955, 19958, 28990, 37910, 38155, 49283, 49895, 76310, 98566, 99790, 129727, 130901, 246415, 259454, 261802, 492830, 648635, 654505, 1297270, 1309010, 1701713, 2225317, 3403426, 4450634, 8508565, 11126585, 17017130, 22253170, 28929121, 57858242, 144645605, 289291210]

約数ペア:

[(1, 289291210), (2, 144645605), (5, 57858242), (10, 28929121), (13, 22253170), (17, 17017130), (26, 11126585), (34, 8508565), (65, 4450634), (85, 3403426), (130, 2225317), (170, 1701713), (221, 1309010), (223, 1297270), (442, 654505), (446, 648635), (587, 492830), (1105, 261802), (1115, 259454), (1174, 246415), (2210, 130901), (2230, 129727), (2899, 99790), (2935, 98566), (3791, 76310), (5798, 49895), (5870, 49283), (7582, 38155), (7631, 37910), (9979, 28990), (14495, 19958), (15262, 18955)]