664598408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{32797}}^1$

素因数の和:32969

約数の個数: 32

約数和(自身を含む): 1328319000

約数和(自身を除く): 663720592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149, 298, 596, 1192, 2533, 5066, 10132, 20264, 32797, 65594, 131188, 262376, 557549, 1115098, 2230196, 4460392, 4886753, 9773506, 19547012, 39094024, 83074801, 166149602, 332299204, 664598408]

約数ペア:

[(1, 664598408), (2, 332299204), (4, 166149602), (8, 83074801), (17, 39094024), (34, 19547012), (68, 9773506), (136, 4886753), (149, 4460392), (298, 2230196), (596, 1115098), (1192, 557549), (2533, 262376), (5066, 131188), (10132, 65594), (20264, 32797)]