30875859

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 54632448

約数和(自身を除く): 23756589

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 127, 153, 227, 357, 381, 681, 889, 1071, 1143, 1589, 2043, 2159, 2667, 3859, 4767, 6477, 8001, 11577, 14301, 15113, 19431, 27013, 28829, 34731, 45339, 81039, 86487, 136017, 201803, 243117, 259461, 490093, 605409, 1470279, 1816227, 3430651, 4410837, 10291953, 30875859]

約数ペア:

[(1, 30875859), (3, 10291953), (7, 4410837), (9, 3430651), (17, 1816227), (21, 1470279), (51, 605409), (63, 490093), (119, 259461), (127, 243117), (153, 201803), (227, 136017), (357, 86487), (381, 81039), (681, 45339), (889, 34731), (1071, 28829), (1143, 27013), (1589, 19431), (2043, 15113), (2159, 14301), (2667, 11577), (3859, 8001), (4767, 6477)]