187891145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 252806400

約数和(自身を除く): 64915255

約数列:

[1, 5, 13, 29, 65, 145, 263, 377, 379, 1315, 1885, 1895, 3419, 4927, 7627, 10991, 17095, 24635, 38135, 54955, 99151, 99677, 142883, 495755, 498385, 714415, 1295801, 2890633, 6479005, 14453165, 37578229, 187891145]

約数ペア:

[(1, 187891145), (5, 37578229), (13, 14453165), (29, 6479005), (65, 2890633), (145, 1295801), (263, 714415), (377, 498385), (379, 495755), (1315, 142883), (1885, 99677), (1895, 99151), (3419, 54955), (4927, 38135), (7627, 24635), (10991, 17095)]