66920056

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16831}}^1$

素因数の和:16915

約数の個数: 32

約数和(自身を含む): 145428480

約数和(自身を除く): 78508424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 16831, 33662, 67324, 117817, 134648, 235634, 471268, 942536, 1195001, 2390002, 4780004, 8365007, 9560008, 16730014, 33460028, 66920056]

約数ペア:

[(1, 66920056), (2, 33460028), (4, 16730014), (7, 9560008), (8, 8365007), (14, 4780004), (28, 2390002), (56, 1195001), (71, 942536), (142, 471268), (284, 235634), (497, 134648), (568, 117817), (994, 67324), (1988, 33662), (3976, 16831)]