639693714

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13259}}^1$

素因数の和:13335

約数の個数: 64

約数和(自身を含む): 1512276480

約数和(自身を除く): 872582766

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 43, 51, 66, 86, 102, 129, 187, 258, 374, 473, 561, 731, 946, 1122, 1419, 1462, 2193, 2838, 4386, 8041, 13259, 16082, 24123, 26518, 39777, 48246, 79554, 145849, 225403, 291698, 437547, 450806, 570137, 676209, 875094, 1140274, 1352418, 1710411, 2479433, 3420822, 4958866, 6271507, 7438299, 9692329, 12543014, 14876598, 18814521, 19384658, 29076987, 37629042, 58153974, 106615619, 213231238, 319846857, 639693714]

約数ペア:

[(1, 639693714), (2, 319846857), (3, 213231238), (6, 106615619), (11, 58153974), (17, 37629042), (22, 29076987), (33, 19384658), (34, 18814521), (43, 14876598), (51, 12543014), (66, 9692329), (86, 7438299), (102, 6271507), (129, 4958866), (187, 3420822), (258, 2479433), (374, 1710411), (473, 1352418), (561, 1140274), (731, 875094), (946, 676209), (1122, 570137), (1419, 450806), (1462, 437547), (2193, 291698), (2838, 225403), (4386, 145849), (8041, 79554), (13259, 48246), (16082, 39777), (24123, 26518)]