826618390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{276461}}^1$

素因数の和:276504

約数の個数: 32

約数和(自身を含む): 1672042176

約数和(自身を除く): 845423786

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 276461, 552922, 1382305, 2764610, 3593993, 6358603, 7187986, 12717206, 17969965, 31793015, 35939930, 63586030, 82661839, 165323678, 413309195, 826618390]

約数ペア:

[(1, 826618390), (2, 413309195), (5, 165323678), (10, 82661839), (13, 63586030), (23, 35939930), (26, 31793015), (46, 17969965), (65, 12717206), (115, 7187986), (130, 6358603), (230, 3593993), (299, 2764610), (598, 1382305), (1495, 552922), (2990, 276461)]