907142015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{20023}}^1$

素因数の和:20099

約数の個数: 32

約数和(自身を含む): 1271604096

約数和(自身を除く): 364462081

約数列:

[1, 5, 13, 17, 41, 65, 85, 205, 221, 533, 697, 1105, 2665, 3485, 9061, 20023, 45305, 100115, 260299, 340391, 820943, 1301495, 1701955, 4104715, 4425083, 10672259, 13956031, 22125415, 53361295, 69780155, 181428403, 907142015]

約数ペア:

[(1, 907142015), (5, 181428403), (13, 69780155), (17, 53361295), (41, 22125415), (65, 13956031), (85, 10672259), (205, 4425083), (221, 4104715), (533, 1701955), (697, 1301495), (1105, 820943), (2665, 340391), (3485, 260299), (9061, 100115), (20023, 45305)]