67513785

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 110947968

約数和(自身を除く): 43434183

約数列:

[1, 3, 5, 15, 53, 159, 163, 265, 489, 521, 795, 815, 1563, 2445, 2605, 7815, 8639, 25917, 27613, 43195, 82839, 84923, 129585, 138065, 254769, 414195, 424615, 1273845, 4500919, 13502757, 22504595, 67513785]

約数ペア:

[(1, 67513785), (3, 22504595), (5, 13502757), (15, 4500919), (53, 1273845), (159, 424615), (163, 414195), (265, 254769), (489, 138065), (521, 129585), (795, 84923), (815, 82839), (1563, 43195), (2445, 27613), (2605, 25917), (7815, 8639)]