42639415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3079

約数の個数: 32

約数和(自身を含む): 65028096

約数和(自身を除く): 22388681

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 3023, 14105, 15115, 21161, 39299, 93713, 105805, 196495, 275093, 468565, 655991, 1218269, 1375465, 3279955, 6091345, 8527883, 42639415]

約数ペア:

[(1, 42639415), (5, 8527883), (7, 6091345), (13, 3279955), (31, 1375465), (35, 1218269), (65, 655991), (91, 468565), (155, 275093), (217, 196495), (403, 105805), (455, 93713), (1085, 39299), (2015, 21161), (2821, 15115), (3023, 14105)]