215468990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{26833}}^1$

素因数の和:26924

約数の個数: 32

約数和(自身を含む): 428914656

約数和(自身を除く): 213445666

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 26833, 53666, 134165, 268330, 295163, 590326, 1475815, 1958809, 2951630, 3917618, 9794045, 19588090, 21546899, 43093798, 107734495, 215468990]

約数ペア:

[(1, 215468990), (2, 107734495), (5, 43093798), (10, 21546899), (11, 19588090), (22, 9794045), (55, 3917618), (73, 2951630), (110, 1958809), (146, 1475815), (365, 590326), (730, 295163), (803, 268330), (1606, 134165), (4015, 53666), (8030, 26833)]