42401905

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13313}}^1$

素因数の和:13345

約数の個数: 24

約数和(自身を含む): 63747432

約数和(自身を除く): 21345527

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 13313, 66565, 93191, 173069, 465955, 652337, 865345, 1211483, 3261685, 6057415, 8480381, 42401905]

約数ペア:

[(1, 42401905), (5, 8480381), (7, 6057415), (13, 3261685), (35, 1211483), (49, 865345), (65, 652337), (91, 465955), (245, 173069), (455, 93191), (637, 66565), (3185, 13313)]