71398405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{23371}}^1$

素因数の和:23436

約数の個数: 16

約数和(自身を含む): 94235904

約数和(自身を除く): 22837499

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 23371, 116855, 303823, 1098437, 1519115, 5492185, 14279681, 71398405]

約数ペア:

[(1, 71398405), (5, 14279681), (13, 5492185), (47, 1519115), (65, 1098437), (235, 303823), (611, 116855), (3055, 23371)]