661616536

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{319313}}^1$

素因数の和:319363

約数の個数: 32

約数和(自身を含む): 1456071840

約数和(自身を除く): 794455304

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 319313, 638626, 1277252, 2235191, 2554504, 4470382, 8940764, 11814581, 17881528, 23629162, 47258324, 82702067, 94516648, 165404134, 330808268, 661616536]

約数ペア:

[(1, 661616536), (2, 330808268), (4, 165404134), (7, 94516648), (8, 82702067), (14, 47258324), (28, 23629162), (37, 17881528), (56, 11814581), (74, 8940764), (148, 4470382), (259, 2554504), (296, 2235191), (518, 1277252), (1036, 638626), (2072, 319313)]