28173652

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:688

約数の個数: 36

約数和(自身を含む): 54232416

約数和(自身を除く): 26058764

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 284, 338, 587, 676, 923, 1174, 1846, 2348, 3692, 7631, 11999, 15262, 23998, 30524, 41677, 47996, 83354, 99203, 166708, 198406, 396812, 541801, 1083602, 2167204, 7043413, 14086826, 28173652]

約数ペア:

[(1, 28173652), (2, 14086826), (4, 7043413), (13, 2167204), (26, 1083602), (52, 541801), (71, 396812), (142, 198406), (169, 166708), (284, 99203), (338, 83354), (587, 47996), (676, 41677), (923, 30524), (1174, 23998), (1846, 15262), (2348, 11999), (3692, 7631)]