71641557

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{204107}}^1$

素因数の和:204129

約数の個数: 16

約数和(自身を含む): 114300480

約数和(自身を除く): 42658923

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 204107, 612321, 1836963, 2653391, 5510889, 7960173, 23880519, 71641557]

約数ペア:

[(1, 71641557), (3, 23880519), (9, 7960173), (13, 5510889), (27, 2653391), (39, 1836963), (117, 612321), (351, 204107)]