2990414

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 2525362

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 251, 259, 322, 502, 518, 851, 1702, 1757, 3514, 5773, 5957, 9287, 11546, 11914, 18574, 40411, 65009, 80822, 130018, 213601, 427202, 1495207, 2990414]

約数ペア:

[(1, 2990414), (2, 1495207), (7, 427202), (14, 213601), (23, 130018), (37, 80822), (46, 65009), (74, 40411), (161, 18574), (251, 11914), (259, 11546), (322, 9287), (502, 5957), (518, 5773), (851, 3514), (1702, 1757)]