249166690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{2153}}^1$

素因数の和:2394

約数の個数: 32

約数和(自身を含む): 457819776

約数和(自身を除く): 208653086

約数列:

[1, 2, 5, 10, 71, 142, 163, 326, 355, 710, 815, 1630, 2153, 4306, 10765, 11573, 21530, 23146, 57865, 115730, 152863, 305726, 350939, 701878, 764315, 1528630, 1754695, 3509390, 24916669, 49833338, 124583345, 249166690]

約数ペア:

[(1, 249166690), (2, 124583345), (5, 49833338), (10, 24916669), (71, 3509390), (142, 1754695), (163, 1528630), (326, 764315), (355, 701878), (710, 350939), (815, 305726), (1630, 152863), (2153, 115730), (4306, 57865), (10765, 23146), (11573, 21530)]