40809587

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23603}}^1$

素因数の和:23642

約数の個数: 16

約数和(自身を含む): 52872960

約数和(自身を除く): 12063373

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 23603, 165221, 306839, 448457, 2147873, 3139199, 5829941, 40809587]

約数ペア:

[(1, 40809587), (7, 5829941), (13, 3139199), (19, 2147873), (91, 448457), (133, 306839), (247, 165221), (1729, 23603)]