156988374

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3271}}^1$

素因数の和:3716

約数の個数: 32

約数和(自身を含む): 331388160

約数和(自身を除く): 174399786

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 842, 1263, 2526, 3271, 6542, 7999, 9813, 15998, 19626, 23997, 47994, 62149, 124298, 186447, 372894, 1377091, 2754182, 4131273, 8262546, 26164729, 52329458, 78494187, 156988374]

約数ペア:

[(1, 156988374), (2, 78494187), (3, 52329458), (6, 26164729), (19, 8262546), (38, 4131273), (57, 2754182), (114, 1377091), (421, 372894), (842, 186447), (1263, 124298), (2526, 62149), (3271, 47994), (6542, 23997), (7999, 19626), (9813, 15998)]