214319890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{3821}}^1$

素因数の和:3978

約数の個数: 32

約数和(自身を含む): 396264960

約数和(自身を除く): 181945070

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 790, 3821, 5609, 7642, 11218, 19105, 28045, 38210, 56090, 271291, 301859, 542582, 603718, 1356455, 1509295, 2712910, 3018590, 21431989, 42863978, 107159945, 214319890]

約数ペア:

[(1, 214319890), (2, 107159945), (5, 42863978), (10, 21431989), (71, 3018590), (79, 2712910), (142, 1509295), (158, 1356455), (355, 603718), (395, 542582), (710, 301859), (790, 271291), (3821, 56090), (5609, 38210), (7642, 28045), (11218, 19105)]