207988815

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 337142016

約数和(自身を除く): 129153201

約数列:

[1, 3, 5, 15, 163, 257, 331, 489, 771, 815, 993, 1285, 1655, 2445, 3855, 4965, 41891, 53953, 85067, 125673, 161859, 209455, 255201, 269765, 425335, 628365, 809295, 1276005, 13865921, 41597763, 69329605, 207988815]

約数ペア:

[(1, 207988815), (3, 69329605), (5, 41597763), (15, 13865921), (163, 1276005), (257, 809295), (331, 628365), (489, 425335), (771, 269765), (815, 255201), (993, 209455), (1285, 161859), (1655, 125673), (2445, 85067), (3855, 53953), (4965, 41891)]