156955557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 232502400

約数和(自身を除く): 75546843

約数列:

[1, 3, 11, 33, 137, 149, 233, 411, 447, 699, 1507, 1639, 2563, 4521, 4917, 7689, 20413, 31921, 34717, 61239, 95763, 104151, 224543, 351131, 381887, 673629, 1053393, 1145661, 4756229, 14268687, 52318519, 156955557]

約数ペア:

[(1, 156955557), (3, 52318519), (11, 14268687), (33, 4756229), (137, 1145661), (149, 1053393), (233, 673629), (411, 381887), (447, 351131), (699, 224543), (1507, 104151), (1639, 95763), (2563, 61239), (4521, 34717), (4917, 31921), (7689, 20413)]