128573096

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{2293}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 248302560

約数和(自身を除く): 119729464

約数列:

[1, 2, 4, 8, 43, 86, 163, 172, 326, 344, 652, 1304, 2293, 4586, 7009, 9172, 14018, 18344, 28036, 56072, 98599, 197198, 373759, 394396, 747518, 788792, 1495036, 2990072, 16071637, 32143274, 64286548, 128573096]

約数ペア:

[(1, 128573096), (2, 64286548), (4, 32143274), (8, 16071637), (43, 2990072), (86, 1495036), (163, 788792), (172, 747518), (326, 394396), (344, 373759), (652, 197198), (1304, 98599), (2293, 56072), (4586, 28036), (7009, 18344), (9172, 14018)]