72187908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8731}}^1$

素因数の和:8804

約数の個数: 48

約数和(自身を含む): 184838976

約数和(自身を除く): 112651068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 8731, 17462, 26193, 34924, 52386, 104772, 113503, 227006, 340509, 454012, 462743, 681018, 925486, 1362036, 1388229, 1850972, 2776458, 5552916, 6015659, 12031318, 18046977, 24062636, 36093954, 72187908]

約数ペア:

[(1, 72187908), (2, 36093954), (3, 24062636), (4, 18046977), (6, 12031318), (12, 6015659), (13, 5552916), (26, 2776458), (39, 1850972), (52, 1388229), (53, 1362036), (78, 925486), (106, 681018), (156, 462743), (159, 454012), (212, 340509), (318, 227006), (636, 113503), (689, 104772), (1378, 52386), (2067, 34924), (2756, 26193), (4134, 17462), (8268, 8731)]