128895564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{90263}}^1$

素因数の和:90294

約数の個数: 48

約数和(自身を含む): 363944448

約数和(自身を除く): 235048884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 90263, 180526, 270789, 361052, 541578, 631841, 1083156, 1263682, 1534471, 1895523, 2527364, 3068942, 3791046, 4603413, 6137884, 7582092, 9206826, 10741297, 18413652, 21482594, 32223891, 42965188, 64447782, 128895564]

約数ペア:

[(1, 128895564), (2, 64447782), (3, 42965188), (4, 32223891), (6, 21482594), (7, 18413652), (12, 10741297), (14, 9206826), (17, 7582092), (21, 6137884), (28, 4603413), (34, 3791046), (42, 3068942), (51, 2527364), (68, 1895523), (84, 1534471), (102, 1263682), (119, 1083156), (204, 631841), (238, 541578), (357, 361052), (476, 270789), (714, 180526), (1428, 90263)]