71318163

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{647}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 41900397

約数列:

[1, 3, 7, 21, 29, 87, 181, 203, 543, 609, 647, 1267, 1941, 3801, 4529, 5249, 13587, 15747, 18763, 36743, 56289, 110229, 117107, 131341, 351321, 394023, 819749, 2459247, 3396103, 10188309, 23772721, 71318163]

約数ペア:

[(1, 71318163), (3, 23772721), (7, 10188309), (21, 3396103), (29, 2459247), (87, 819749), (181, 394023), (203, 351321), (543, 131341), (609, 117107), (647, 110229), (1267, 56289), (1941, 36743), (3801, 18763), (4529, 15747), (5249, 13587)]