1622205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3144960

約数和(自身を除く): 1522755

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 59, 65, 117, 141, 177, 195, 235, 295, 423, 531, 585, 611, 705, 767, 885, 1833, 2115, 2301, 2655, 2773, 3055, 3835, 5499, 6903, 8319, 9165, 11505, 13865, 24957, 27495, 34515, 36049, 41595, 108147, 124785, 180245, 324441, 540735, 1622205]

約数ペア:

[(1, 1622205), (3, 540735), (5, 324441), (9, 180245), (13, 124785), (15, 108147), (39, 41595), (45, 36049), (47, 34515), (59, 27495), (65, 24957), (117, 13865), (141, 11505), (177, 9165), (195, 8319), (235, 6903), (295, 5499), (423, 3835), (531, 3055), (585, 2773), (611, 2655), (705, 2301), (767, 2115), (885, 1833)]