30880927

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 42550272

約数和(自身を除く): 11669345

約数列:

[1, 7, 11, 23, 47, 49, 53, 77, 161, 253, 329, 371, 517, 539, 583, 1081, 1127, 1219, 1771, 2303, 2491, 2597, 3619, 4081, 7567, 8533, 11891, 12397, 13409, 17437, 25333, 27401, 28567, 52969, 57293, 59731, 83237, 93863, 122059, 191807, 401051, 582659, 630223, 657041, 1342649, 2807357, 4411561, 30880927]

約数ペア:

[(1, 30880927), (7, 4411561), (11, 2807357), (23, 1342649), (47, 657041), (49, 630223), (53, 582659), (77, 401051), (161, 191807), (253, 122059), (329, 93863), (371, 83237), (517, 59731), (539, 57293), (583, 52969), (1081, 28567), (1127, 27401), (1219, 25333), (1771, 17437), (2303, 13409), (2491, 12397), (2597, 11891), (3619, 8533), (4081, 7567)]