312559130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{21277}}^1$

素因数の和:21410

約数の個数: 32

約数和(自身を含む): 611274384

約数和(自身を除く): 298715254

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14690, 21277, 42554, 106385, 212770, 276601, 553202, 1383005, 2404301, 2766010, 4808602, 12021505, 24043010, 31255913, 62511826, 156279565, 312559130]

約数ペア:

[(1, 312559130), (2, 156279565), (5, 62511826), (10, 31255913), (13, 24043010), (26, 12021505), (65, 4808602), (113, 2766010), (130, 2404301), (226, 1383005), (565, 553202), (1130, 276601), (1469, 212770), (2938, 106385), (7345, 42554), (14690, 21277)]