258173692

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 525692160

約数和(自身を除く): 267518468

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 211, 356, 422, 491, 623, 844, 982, 1246, 1477, 1964, 2492, 2954, 3437, 5908, 6874, 13748, 18779, 37558, 43699, 75116, 87398, 103601, 131453, 174796, 207202, 262906, 305893, 414404, 525812, 611786, 725207, 1223572, 1450414, 2900828, 9220489, 18440978, 36881956, 64543423, 129086846, 258173692]

約数ペア:

[(1, 258173692), (2, 129086846), (4, 64543423), (7, 36881956), (14, 18440978), (28, 9220489), (89, 2900828), (178, 1450414), (211, 1223572), (356, 725207), (422, 611786), (491, 525812), (623, 414404), (844, 305893), (982, 262906), (1246, 207202), (1477, 174796), (1964, 131453), (2492, 103601), (2954, 87398), (3437, 75116), (5908, 43699), (6874, 37558), (13748, 18779)]