81382924

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{2579}}^1$

素因数の和:2627

約数の個数: 48

約数和(自身を含む): 173376000

約数和(自身を除く): 91993076

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 2579, 4508, 5158, 7889, 10316, 15778, 18053, 31556, 36106, 59317, 72212, 118634, 126371, 237268, 252742, 415219, 505484, 830438, 884597, 1660876, 1769194, 2906533, 3538388, 5813066, 11626132, 20345731, 40691462, 81382924]

約数ペア:

[(1, 81382924), (2, 40691462), (4, 20345731), (7, 11626132), (14, 5813066), (23, 3538388), (28, 2906533), (46, 1769194), (49, 1660876), (92, 884597), (98, 830438), (161, 505484), (196, 415219), (322, 252742), (343, 237268), (644, 126371), (686, 118634), (1127, 72212), (1372, 59317), (2254, 36106), (2579, 31556), (4508, 18053), (5158, 15778), (7889, 10316)]