155232021

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1669}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 244541440

約数和(自身を除く): 89309419

約数列:

[1, 3, 7, 21, 43, 103, 129, 301, 309, 721, 903, 1669, 2163, 4429, 5007, 11683, 13287, 31003, 35049, 71767, 93009, 171907, 215301, 502369, 515721, 1203349, 1507107, 3610047, 7392001, 22176003, 51744007, 155232021]

約数ペア:

[(1, 155232021), (3, 51744007), (7, 22176003), (21, 7392001), (43, 3610047), (103, 1507107), (129, 1203349), (301, 515721), (309, 502369), (721, 215301), (903, 171907), (1669, 93009), (2163, 71767), (4429, 35049), (5007, 31003), (11683, 13287)]