42737643

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21487}}^1$

素因数の和:21523

約数の個数: 24

約数和(自身を含む): 70394688

約数和(自身を除く): 27657045

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 21487, 64461, 193383, 279331, 365279, 837993, 1095837, 2513979, 3287511, 4748627, 14245881, 42737643]

約数ペア:

[(1, 42737643), (3, 14245881), (9, 4748627), (13, 3287511), (17, 2513979), (39, 1095837), (51, 837993), (117, 365279), (153, 279331), (221, 193383), (663, 64461), (1989, 21487)]