163940478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{1511}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 358598016

約数和(自身を除く): 194657538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 214, 321, 338, 507, 642, 1014, 1391, 1511, 2782, 3022, 4173, 4533, 8346, 9066, 18083, 19643, 36166, 39286, 54249, 58929, 108498, 117858, 161677, 255359, 323354, 485031, 510718, 766077, 970062, 1532154, 2101801, 4203602, 6305403, 12610806, 27323413, 54646826, 81970239, 163940478]

約数ペア:

[(1, 163940478), (2, 81970239), (3, 54646826), (6, 27323413), (13, 12610806), (26, 6305403), (39, 4203602), (78, 2101801), (107, 1532154), (169, 970062), (214, 766077), (321, 510718), (338, 485031), (507, 323354), (642, 255359), (1014, 161677), (1391, 117858), (1511, 108498), (2782, 58929), (3022, 54249), (4173, 39286), (4533, 36166), (8346, 19643), (9066, 18083)]