68360385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1831}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 116075520

約数和(自身を除く): 47715135

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1831, 1965, 2489, 5493, 7467, 9155, 12445, 27465, 34789, 37335, 104367, 173945, 239861, 521835, 719583, 1199305, 3597915, 4557359, 13672077, 22786795, 68360385]

約数ペア:

[(1, 68360385), (3, 22786795), (5, 13672077), (15, 4557359), (19, 3597915), (57, 1199305), (95, 719583), (131, 521835), (285, 239861), (393, 173945), (655, 104367), (1831, 37335), (1965, 34789), (2489, 27465), (5493, 12445), (7467, 9155)]