38972745

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 81544320

約数和(自身を除く): 42571575

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 59, 63, 81, 105, 135, 177, 189, 233, 295, 315, 405, 413, 531, 567, 699, 885, 945, 1165, 1239, 1593, 1631, 2065, 2097, 2655, 2835, 3495, 3717, 4779, 4893, 6195, 6291, 7965, 8155, 10485, 11151, 13747, 14679, 18585, 18873, 23895, 24465, 31455, 33453, 41241, 44037, 55755, 68735, 73395, 94365, 96229, 123723, 132111, 167265, 206205, 220185, 288687, 371169, 481145, 618615, 660555, 866061, 1113507, 1443435, 1855845, 2598183, 4330305, 5567535, 7794549, 12990915, 38972745]

約数ペア:

[(1, 38972745), (3, 12990915), (5, 7794549), (7, 5567535), (9, 4330305), (15, 2598183), (21, 1855845), (27, 1443435), (35, 1113507), (45, 866061), (59, 660555), (63, 618615), (81, 481145), (105, 371169), (135, 288687), (177, 220185), (189, 206205), (233, 167265), (295, 132111), (315, 123723), (405, 96229), (413, 94365), (531, 73395), (567, 68735), (699, 55755), (885, 44037), (945, 41241), (1165, 33453), (1239, 31455), (1593, 24465), (1631, 23895), (2065, 18873), (2097, 18585), (2655, 14679), (2835, 13747), (3495, 11151), (3717, 10485), (4779, 8155), (4893, 7965), (6195, 6291)]