309091330

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{947}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 563521536

約数和(自身を除く): 254430206

約数列:

[1, 2, 5, 10, 127, 254, 257, 514, 635, 947, 1270, 1285, 1894, 2570, 4735, 9470, 32639, 65278, 120269, 163195, 240538, 243379, 326390, 486758, 601345, 1202690, 1216895, 2433790, 30909133, 61818266, 154545665, 309091330]

約数ペア:

[(1, 309091330), (2, 154545665), (5, 61818266), (10, 30909133), (127, 2433790), (254, 1216895), (257, 1202690), (514, 601345), (635, 486758), (947, 326390), (1270, 243379), (1285, 240538), (1894, 163195), (2570, 120269), (4735, 65278), (9470, 32639)]