259771876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37561}}^1$

素因数の和:37604

約数の個数: 48

約数和(自身を含む): 588972160

約数和(自身を除く): 329200284

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 37561, 75122, 150244, 262927, 488293, 525854, 713659, 976586, 1051708, 1427318, 1953172, 2854636, 3418051, 4995613, 6836102, 9277567, 9991226, 13672204, 18555134, 19982452, 37110268, 64942969, 129885938, 259771876]

約数ペア:

[(1, 259771876), (2, 129885938), (4, 64942969), (7, 37110268), (13, 19982452), (14, 18555134), (19, 13672204), (26, 9991226), (28, 9277567), (38, 6836102), (52, 4995613), (76, 3418051), (91, 2854636), (133, 1953172), (182, 1427318), (247, 1051708), (266, 976586), (364, 713659), (494, 525854), (532, 488293), (988, 262927), (1729, 150244), (3458, 75122), (6916, 37561)]