25344501

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 45416448

約数和(自身を除く): 20071947

約数列:

[1, 3, 7, 13, 17, 21, 39, 43, 51, 91, 119, 127, 129, 221, 273, 301, 357, 381, 559, 663, 731, 889, 903, 1547, 1651, 1677, 2159, 2193, 2667, 3913, 4641, 4953, 5117, 5461, 6477, 9503, 11557, 11739, 15113, 15351, 16383, 28067, 28509, 34671, 38227, 45339, 66521, 70993, 84201, 92837, 114681, 196469, 199563, 212979, 278511, 496951, 589407, 649859, 1206881, 1490853, 1949577, 3620643, 8448167, 25344501]

約数ペア:

[(1, 25344501), (3, 8448167), (7, 3620643), (13, 1949577), (17, 1490853), (21, 1206881), (39, 649859), (43, 589407), (51, 496951), (91, 278511), (119, 212979), (127, 199563), (129, 196469), (221, 114681), (273, 92837), (301, 84201), (357, 70993), (381, 66521), (559, 45339), (663, 38227), (731, 34671), (889, 28509), (903, 28067), (1547, 16383), (1651, 15351), (1677, 15113), (2159, 11739), (2193, 11557), (2667, 9503), (3913, 6477), (4641, 5461), (4953, 5117)]