1279163974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{26417}}^1$

素因数の和:26532

約数の個数: 32

約数和(自身を含む): 2191214592

約数和(自身を除く): 912050618

約数列:

[1, 2, 11, 22, 31, 62, 71, 142, 341, 682, 781, 1562, 2201, 4402, 24211, 26417, 48422, 52834, 290587, 581174, 818927, 1637854, 1875607, 3751214, 9008197, 18016394, 20631677, 41263354, 58143817, 116287634, 639581987, 1279163974]

約数ペア:

[(1, 1279163974), (2, 639581987), (11, 116287634), (22, 58143817), (31, 41263354), (62, 20631677), (71, 18016394), (142, 9008197), (341, 3751214), (682, 1875607), (781, 1637854), (1562, 818927), (2201, 581174), (4402, 290587), (24211, 52834), (26417, 48422)]