164618965

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 230480640

約数和(自身を除く): 65861675

約数列:

[1, 5, 7, 35, 107, 113, 389, 535, 565, 749, 791, 1945, 2723, 3745, 3955, 12091, 13615, 41623, 43957, 60455, 84637, 208115, 219785, 291361, 307699, 423185, 1456805, 1538495, 4703399, 23516995, 32923793, 164618965]

約数ペア:

[(1, 164618965), (5, 32923793), (7, 23516995), (35, 4703399), (107, 1538495), (113, 1456805), (389, 423185), (535, 307699), (565, 291361), (749, 219785), (791, 208115), (1945, 84637), (2723, 60455), (3745, 43957), (3955, 41623), (12091, 13615)]