721689384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2313107}}^1$

素因数の和:2313129

約数の個数: 32

約数和(自身を含む): 1943010720

約数和(自身を除く): 1221321336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2313107, 4626214, 6939321, 9252428, 13878642, 18504856, 27757284, 30070391, 55514568, 60140782, 90211173, 120281564, 180422346, 240563128, 360844692, 721689384]

約数ペア:

[(1, 721689384), (2, 360844692), (3, 240563128), (4, 180422346), (6, 120281564), (8, 90211173), (12, 60140782), (13, 55514568), (24, 30070391), (26, 27757284), (39, 18504856), (52, 13878642), (78, 9252428), (104, 6939321), (156, 4626214), (312, 2313107)]