3945305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 6324480

約数和(自身を除く): 2379175

約数列:

[1, 5, 7, 13, 23, 29, 35, 65, 91, 115, 145, 161, 169, 203, 299, 377, 455, 667, 805, 845, 1015, 1183, 1495, 1885, 2093, 2639, 3335, 3887, 4669, 4901, 5915, 8671, 10465, 13195, 19435, 23345, 24505, 27209, 34307, 43355, 60697, 112723, 136045, 171535, 303485, 563615, 789061, 3945305]

約数ペア:

[(1, 3945305), (5, 789061), (7, 563615), (13, 303485), (23, 171535), (29, 136045), (35, 112723), (65, 60697), (91, 43355), (115, 34307), (145, 27209), (161, 24505), (169, 23345), (203, 19435), (299, 13195), (377, 10465), (455, 8671), (667, 5915), (805, 4901), (845, 4669), (1015, 3887), (1183, 3335), (1495, 2639), (1885, 2093)]