25707494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 42470400

約数和(自身を除く): 16762906

約数列:

[1, 2, 19, 31, 38, 62, 139, 157, 278, 314, 589, 1178, 2641, 2983, 4309, 4867, 5282, 5966, 8618, 9734, 21823, 43646, 81871, 92473, 163742, 184946, 414637, 676513, 829274, 1353026, 12853747, 25707494]

約数ペア:

[(1, 25707494), (2, 12853747), (19, 1353026), (31, 829274), (38, 676513), (62, 414637), (139, 184946), (157, 163742), (278, 92473), (314, 81871), (589, 43646), (1178, 21823), (2641, 9734), (2983, 8618), (4309, 5966), (4867, 5282)]