664765122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19373}}^1$

素因数の和:19447

約数の個数: 64

約数和(自身を含む): 1636715520

約数和(自身を除く): 971950398

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 602, 798, 817, 903, 1634, 1806, 2451, 4902, 5719, 11438, 17157, 19373, 34314, 38746, 58119, 116238, 135611, 271222, 368087, 406833, 736174, 813666, 833039, 1104261, 1666078, 2208522, 2499117, 2576609, 4998234, 5153218, 5831273, 7729827, 11662546, 15459654, 15827741, 17493819, 31655482, 34987638, 47483223, 94966446, 110794187, 221588374, 332382561, 664765122]

約数ペア:

[(1, 664765122), (2, 332382561), (3, 221588374), (6, 110794187), (7, 94966446), (14, 47483223), (19, 34987638), (21, 31655482), (38, 17493819), (42, 15827741), (43, 15459654), (57, 11662546), (86, 7729827), (114, 5831273), (129, 5153218), (133, 4998234), (258, 2576609), (266, 2499117), (301, 2208522), (399, 1666078), (602, 1104261), (798, 833039), (817, 813666), (903, 736174), (1634, 406833), (1806, 368087), (2451, 271222), (4902, 135611), (5719, 116238), (11438, 58119), (17157, 38746), (19373, 34314)]