81435432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{261011}}^1$

素因数の和:261033

約数の個数: 32

約数和(自身を含む): 219250080

約数和(自身を除く): 137814648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 261011, 522022, 783033, 1044044, 1566066, 2088088, 3132132, 3393143, 6264264, 6786286, 10179429, 13572572, 20358858, 27145144, 40717716, 81435432]

約数ペア:

[(1, 81435432), (2, 40717716), (3, 27145144), (4, 20358858), (6, 13572572), (8, 10179429), (12, 6786286), (13, 6264264), (24, 3393143), (26, 3132132), (39, 2088088), (52, 1566066), (78, 1044044), (104, 783033), (156, 522022), (312, 261011)]