13161170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 26573400

約数和(自身を除く): 13412230

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 121, 146, 149, 242, 298, 365, 605, 730, 745, 803, 1210, 1490, 1606, 1639, 3278, 4015, 8030, 8195, 8833, 10877, 16390, 17666, 18029, 21754, 36058, 44165, 54385, 88330, 90145, 108770, 119647, 180290, 239294, 598235, 1196470, 1316117, 2632234, 6580585, 13161170]

約数ペア:

[(1, 13161170), (2, 6580585), (5, 2632234), (10, 1316117), (11, 1196470), (22, 598235), (55, 239294), (73, 180290), (110, 119647), (121, 108770), (146, 90145), (149, 88330), (242, 54385), (298, 44165), (365, 36058), (605, 21754), (730, 18029), (745, 17666), (803, 16390), (1210, 10877), (1490, 8833), (1606, 8195), (1639, 8030), (3278, 4015)]