661157145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1\times {\mathrm{1523}}^1$

素因数の和:2422

約数の個数: 48

約数和(自身を含む): 1252435392

約数和(自身を除く): 591278247

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 877, 1523, 2631, 4385, 4569, 7615, 7893, 9647, 13155, 13707, 16753, 22845, 28941, 39465, 48235, 50259, 68535, 83765, 86823, 144705, 150777, 251295, 434115, 753885, 1335671, 4007013, 6678355, 12021039, 14692381, 20035065, 44077143, 60105195, 73461905, 132231429, 220385715, 661157145]

約数ペア:

[(1, 661157145), (3, 220385715), (5, 132231429), (9, 73461905), (11, 60105195), (15, 44077143), (33, 20035065), (45, 14692381), (55, 12021039), (99, 6678355), (165, 4007013), (495, 1335671), (877, 753885), (1523, 434115), (2631, 251295), (4385, 150777), (4569, 144705), (7615, 86823), (7893, 83765), (9647, 68535), (13155, 50259), (13707, 48235), (16753, 39465), (22845, 28941)]