1891036885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{1259}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 2440730880

約数和(自身を除く): 549693995

約数列:

[1, 5, 23, 37, 115, 185, 353, 851, 1259, 1765, 4255, 6295, 8119, 13061, 28957, 40595, 46583, 65305, 144785, 232915, 300403, 444427, 1071409, 1502015, 2222135, 5357045, 10221821, 16443799, 51109105, 82218995, 378207377, 1891036885]

約数ペア:

[(1, 1891036885), (5, 378207377), (23, 82218995), (37, 51109105), (115, 16443799), (185, 10221821), (353, 5357045), (851, 2222135), (1259, 1502015), (1765, 1071409), (4255, 444427), (6295, 300403), (8119, 232915), (13061, 144785), (28957, 65305), (40595, 46583)]