39887235

素因数分解:

$3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 56

約数和(自身を含む): 74289024

約数和(自身を除く): 34401789

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 243, 279, 353, 405, 465, 729, 837, 1059, 1215, 1395, 1765, 2511, 3177, 3645, 4185, 5295, 7533, 9531, 10943, 12555, 15885, 22599, 28593, 32829, 37665, 47655, 54715, 85779, 98487, 112995, 142965, 164145, 257337, 295461, 428895, 492435, 886383, 1286685, 1477305, 2659149, 4431915, 7977447, 13295745, 39887235]

約数ペア:

[(1, 39887235), (3, 13295745), (5, 7977447), (9, 4431915), (15, 2659149), (27, 1477305), (31, 1286685), (45, 886383), (81, 492435), (93, 428895), (135, 295461), (155, 257337), (243, 164145), (279, 142965), (353, 112995), (405, 98487), (465, 85779), (729, 54715), (837, 47655), (1059, 37665), (1215, 32829), (1395, 28593), (1765, 22599), (2511, 15885), (3177, 12555), (3645, 10943), (4185, 9531), (5295, 7533)]