128530941

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 219661824

約数和(自身を除く): 91130883

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 331, 451, 861, 993, 1353, 1681, 2317, 3157, 3641, 5043, 6951, 9471, 10923, 11767, 13571, 18491, 25487, 35301, 40713, 55473, 76461, 94997, 129437, 149281, 284991, 388311, 447843, 556411, 1044967, 1669233, 3134901, 3894877, 6120521, 11684631, 18361563, 42843647, 128530941]

約数ペア:

[(1, 128530941), (3, 42843647), (7, 18361563), (11, 11684631), (21, 6120521), (33, 3894877), (41, 3134901), (77, 1669233), (123, 1044967), (231, 556411), (287, 447843), (331, 388311), (451, 284991), (861, 149281), (993, 129437), (1353, 94997), (1681, 76461), (2317, 55473), (3157, 40713), (3641, 35301), (5043, 25487), (6951, 18491), (9471, 13571), (10923, 11767)]