1330688457

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{289343}}^1$

素因数の和:289429

約数の個数: 24

約数和(自身を含む): 2226791424

約数和(自身を除く): 896102967

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 289343, 868029, 2025401, 2604087, 6076203, 18228609, 21122039, 63366117, 147854273, 190098351, 443562819, 1330688457]

約数ペア:

[(1, 1330688457), (3, 443562819), (7, 190098351), (9, 147854273), (21, 63366117), (63, 21122039), (73, 18228609), (219, 6076203), (511, 2604087), (657, 2025401), (1533, 868029), (4599, 289343)]