25478089

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 34933248

約数和(自身を除く): 9455159

約数列:

[1, 7, 13, 23, 37, 47, 49, 91, 161, 259, 299, 329, 481, 611, 637, 851, 1081, 1127, 1739, 1813, 2093, 2303, 3367, 4277, 5957, 7567, 11063, 12173, 14053, 14651, 22607, 23569, 29939, 39997, 41699, 52969, 77441, 85211, 98371, 158249, 279979, 519961, 542087, 688597, 1107743, 1959853, 3639727, 25478089]

約数ペア:

[(1, 25478089), (7, 3639727), (13, 1959853), (23, 1107743), (37, 688597), (47, 542087), (49, 519961), (91, 279979), (161, 158249), (259, 98371), (299, 85211), (329, 77441), (481, 52969), (611, 41699), (637, 39997), (851, 29939), (1081, 23569), (1127, 22607), (1739, 14651), (1813, 14053), (2093, 12173), (2303, 11063), (3367, 7567), (4277, 5957)]