42730863

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 67584000

約数和(自身を除く): 24853137

約数列:

[1, 3, 7, 21, 43, 79, 129, 237, 301, 553, 599, 903, 1659, 1797, 3397, 4193, 10191, 12579, 23779, 25757, 47321, 71337, 77271, 141963, 180299, 331247, 540897, 993741, 2034803, 6104409, 14243621, 42730863]

約数ペア:

[(1, 42730863), (3, 14243621), (7, 6104409), (21, 2034803), (43, 993741), (79, 540897), (129, 331247), (237, 180299), (301, 141963), (553, 77271), (599, 71337), (903, 47321), (1659, 25757), (1797, 23779), (3397, 12579), (4193, 10191)]