40597921

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 56536704

約数和(自身を除く): 15938783

約数列:

[1, 7, 13, 17, 23, 49, 91, 119, 161, 163, 221, 299, 391, 637, 833, 1127, 1141, 1547, 2093, 2119, 2737, 2771, 3749, 5083, 7987, 10829, 14651, 14833, 19159, 19397, 26243, 35581, 36023, 48737, 63733, 103831, 135779, 183701, 249067, 252161, 341159, 446131, 828529, 1765127, 2388113, 3122917, 5799703, 40597921]

約数ペア:

[(1, 40597921), (7, 5799703), (13, 3122917), (17, 2388113), (23, 1765127), (49, 828529), (91, 446131), (119, 341159), (161, 252161), (163, 249067), (221, 183701), (299, 135779), (391, 103831), (637, 63733), (833, 48737), (1127, 36023), (1141, 35581), (1547, 26243), (2093, 19397), (2119, 19159), (2737, 14833), (2771, 14651), (3749, 10829), (5083, 7987)]