203422505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{284507}}^1$

素因数の和:284536

約数の個数: 16

約数和(自身を含む): 286784064

約数和(自身を除く): 83361559

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 284507, 1422535, 3129577, 3698591, 15647885, 18492955, 40684501, 203422505]

約数ペア:

[(1, 203422505), (5, 40684501), (11, 18492955), (13, 15647885), (55, 3698591), (65, 3129577), (143, 1422535), (715, 284507)]