127963251

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{84131}}^1$

素因数の和:84163

約数の個数: 18

約数和(自身を含む): 200150028

約数和(自身を除く): 72186777

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 84131, 252393, 757179, 1093703, 3281109, 9843327, 14218139, 42654417, 127963251]

約数ペア:

[(1, 127963251), (3, 42654417), (9, 14218139), (13, 9843327), (39, 3281109), (117, 1093703), (169, 757179), (507, 252393), (1521, 84131)]