667403884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 1440276992

約数和(自身を除く): 772873108

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 67, 68, 119, 134, 238, 268, 289, 469, 476, 578, 938, 1139, 1156, 1231, 1876, 2023, 2278, 2462, 4046, 4556, 4924, 7973, 8092, 8617, 15946, 17234, 19363, 20927, 31892, 34468, 38726, 41854, 77452, 82477, 83708, 135541, 146489, 164954, 271082, 292978, 329908, 355759, 542164, 577339, 585956, 711518, 1154678, 1402109, 1423036, 2309356, 2490313, 2804218, 4980626, 5608436, 9814763, 9961252, 19629526, 23835853, 39259052, 47671706, 95343412, 166850971, 333701942, 667403884]

約数ペア:

[(1, 667403884), (2, 333701942), (4, 166850971), (7, 95343412), (14, 47671706), (17, 39259052), (28, 23835853), (34, 19629526), (67, 9961252), (68, 9814763), (119, 5608436), (134, 4980626), (238, 2804218), (268, 2490313), (289, 2309356), (469, 1423036), (476, 1402109), (578, 1154678), (938, 711518), (1139, 585956), (1156, 577339), (1231, 542164), (1876, 355759), (2023, 329908), (2278, 292978), (2462, 271082), (4046, 164954), (4556, 146489), (4924, 135541), (7973, 83708), (8092, 82477), (8617, 77452), (15946, 41854), (17234, 38726), (19363, 34468), (20927, 31892)]