660571878

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1\times {\mathrm{1993}}^1$

素因数の和:3528

約数の個数: 32

約数和(自身を含む): 1358440416

約数和(自身を除く): 697868538

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 1493, 1993, 2986, 3986, 4479, 5979, 8958, 11958, 55241, 73741, 110482, 147482, 165723, 221223, 331446, 442446, 2975549, 5951098, 8926647, 17853294, 110095313, 220190626, 330285939, 660571878]

約数ペア:

[(1, 660571878), (2, 330285939), (3, 220190626), (6, 110095313), (37, 17853294), (74, 8926647), (111, 5951098), (222, 2975549), (1493, 442446), (1993, 331446), (2986, 221223), (3986, 165723), (4479, 147482), (5979, 110482), (8958, 73741), (11958, 55241)]