245419694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4643}}^1$

素因数の和:4784

約数の個数: 32

約数和(自身を含む): 421303680

約数和(自身を除く): 175883986

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 494, 1391, 2033, 2782, 4066, 4643, 9286, 26429, 52858, 60359, 88217, 120718, 176434, 496801, 993602, 1146821, 2293642, 6458413, 9439219, 12916826, 18878438, 122709847, 245419694]

約数ペア:

[(1, 245419694), (2, 122709847), (13, 18878438), (19, 12916826), (26, 9439219), (38, 6458413), (107, 2293642), (214, 1146821), (247, 993602), (494, 496801), (1391, 176434), (2033, 120718), (2782, 88217), (4066, 60359), (4643, 52858), (9286, 26429)]