51447305

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 80151120

約数和(自身を除く): 28703815

約数列:

[1, 5, 7, 13, 29, 35, 49, 65, 91, 145, 203, 245, 377, 455, 557, 637, 1015, 1421, 1885, 2639, 2785, 3185, 3899, 7105, 7241, 13195, 16153, 18473, 19495, 27293, 36205, 50687, 80765, 92365, 113071, 136465, 209989, 253435, 354809, 565355, 791497, 1049945, 1469923, 1774045, 3957485, 7349615, 10289461, 51447305]

約数ペア:

[(1, 51447305), (5, 10289461), (7, 7349615), (13, 3957485), (29, 1774045), (35, 1469923), (49, 1049945), (65, 791497), (91, 565355), (145, 354809), (203, 253435), (245, 209989), (377, 136465), (455, 113071), (557, 92365), (637, 80765), (1015, 50687), (1421, 36205), (1885, 27293), (2639, 19495), (2785, 18473), (3185, 16153), (3899, 13195), (7105, 7241)]