18281445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 18490395

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 59, 65, 91, 105, 177, 195, 227, 273, 295, 413, 455, 681, 767, 885, 1135, 1239, 1365, 1589, 2065, 2301, 2951, 3405, 3835, 4767, 5369, 6195, 7945, 8853, 11505, 13393, 14755, 16107, 20657, 23835, 26845, 40179, 44265, 61971, 66965, 80535, 93751, 103285, 174109, 200895, 281253, 309855, 468755, 522327, 870545, 1218763, 1406265, 2611635, 3656289, 6093815, 18281445]

約数ペア:

[(1, 18281445), (3, 6093815), (5, 3656289), (7, 2611635), (13, 1406265), (15, 1218763), (21, 870545), (35, 522327), (39, 468755), (59, 309855), (65, 281253), (91, 200895), (105, 174109), (177, 103285), (195, 93751), (227, 80535), (273, 66965), (295, 61971), (413, 44265), (455, 40179), (681, 26845), (767, 23835), (885, 20657), (1135, 16107), (1239, 14755), (1365, 13393), (1589, 11505), (2065, 8853), (2301, 7945), (2951, 6195), (3405, 5369), (3835, 4767)]