2389771245

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{177217}}^1$

素因数の和:177285

約数の個数: 32

約数和(自身を含む): 4083102720

約数和(自身を除く): 1693331475

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2697, 4495, 13485, 177217, 531651, 886085, 2658255, 5139293, 5493727, 15417879, 16481181, 25696465, 27468635, 77089395, 82405905, 159318083, 477954249, 796590415, 2389771245]

約数ペア:

[(1, 2389771245), (3, 796590415), (5, 477954249), (15, 159318083), (29, 82405905), (31, 77089395), (87, 27468635), (93, 25696465), (145, 16481181), (155, 15417879), (435, 5493727), (465, 5139293), (899, 2658255), (2697, 886085), (4495, 531651), (13485, 177217)]