12812991386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{455881}}^1$

素因数の和:455966

約数の個数: 32

約数和(自身を含む): 22057394688

約数和(自身を除く): 9244403302

約数列:

[1, 2, 13, 23, 26, 46, 47, 94, 299, 598, 611, 1081, 1222, 2162, 14053, 28106, 455881, 911762, 5926453, 10485263, 11852906, 20970526, 21426407, 42852814, 136308419, 272616838, 278543291, 492807361, 557086582, 985614722, 6406495693, 12812991386]

約数ペア:

[(1, 12812991386), (2, 6406495693), (13, 985614722), (23, 557086582), (26, 492807361), (46, 278543291), (47, 272616838), (94, 136308419), (299, 42852814), (598, 21426407), (611, 20970526), (1081, 11852906), (1222, 10485263), (2162, 5926453), (14053, 911762), (28106, 455881)]