674288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 40

約数和(自身を含む): 1441872

約数和(自身を除く): 767584

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 67, 68, 74, 134, 136, 148, 268, 272, 296, 536, 592, 629, 1072, 1139, 1258, 2278, 2479, 2516, 4556, 4958, 5032, 9112, 9916, 10064, 18224, 19832, 39664, 42143, 84286, 168572, 337144, 674288]

約数ペア:

[(1, 674288), (2, 337144), (4, 168572), (8, 84286), (16, 42143), (17, 39664), (34, 19832), (37, 18224), (67, 10064), (68, 9916), (74, 9112), (134, 5032), (136, 4958), (148, 4556), (268, 2516), (272, 2479), (296, 2278), (536, 1258), (592, 1139), (629, 1072)]