1328947578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{80513}}^1$

素因数の和:80659

約数の個数: 48

約数和(自身を含む): 3315888576

約数和(自身を除く): 1986940998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1834, 2358, 2751, 5502, 8253, 16506, 80513, 161026, 241539, 483078, 563591, 724617, 1127182, 1449234, 1690773, 3381546, 5072319, 10144638, 10547203, 21094406, 31641609, 63283218, 73830421, 94924827, 147660842, 189849654, 221491263, 442982526, 664473789, 1328947578]

約数ペア:

[(1, 1328947578), (2, 664473789), (3, 442982526), (6, 221491263), (7, 189849654), (9, 147660842), (14, 94924827), (18, 73830421), (21, 63283218), (42, 31641609), (63, 21094406), (126, 10547203), (131, 10144638), (262, 5072319), (393, 3381546), (786, 1690773), (917, 1449234), (1179, 1127182), (1834, 724617), (2358, 563591), (2751, 483078), (5502, 241539), (8253, 161026), (16506, 80513)]