38819885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 52157952

約数和(自身を除く): 13338067

約数列:

[1, 5, 13, 47, 65, 97, 131, 235, 485, 611, 655, 1261, 1703, 3055, 4559, 6157, 6305, 8515, 12707, 22795, 30785, 59267, 63535, 80041, 165191, 296335, 400205, 597229, 825955, 2986145, 7763977, 38819885]

約数ペア:

[(1, 38819885), (5, 7763977), (13, 2986145), (47, 825955), (65, 597229), (97, 400205), (131, 296335), (235, 165191), (485, 80041), (611, 63535), (655, 59267), (1261, 30785), (1703, 22795), (3055, 12707), (4559, 8515), (6157, 6305)]