15289794

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 37860732

約数和(自身を除く): 22570938

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 181, 234, 247, 342, 361, 362, 494, 543, 722, 741, 1083, 1086, 1482, 1629, 2166, 2223, 2353, 3249, 3258, 3439, 4446, 4693, 4706, 6498, 6878, 7059, 9386, 10317, 14079, 14118, 20634, 21177, 28158, 30951, 42237, 42354, 44707, 61902, 65341, 84474, 89414, 130682, 134121, 196023, 268242, 392046, 402363, 588069, 804726, 849433, 1176138, 1698866, 2548299, 5096598, 7644897, 15289794]

約数ペア:

[(1, 15289794), (2, 7644897), (3, 5096598), (6, 2548299), (9, 1698866), (13, 1176138), (18, 849433), (19, 804726), (26, 588069), (38, 402363), (39, 392046), (57, 268242), (78, 196023), (114, 134121), (117, 130682), (171, 89414), (181, 84474), (234, 65341), (247, 61902), (342, 44707), (361, 42354), (362, 42237), (494, 30951), (543, 28158), (722, 21177), (741, 20634), (1083, 14118), (1086, 14079), (1482, 10317), (1629, 9386), (2166, 7059), (2223, 6878), (2353, 6498), (3249, 4706), (3258, 4693), (3439, 4446)]