156908438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 251942400

約数和(自身を除く): 95033962

約数列:

[1, 2, 23, 46, 71, 107, 142, 214, 449, 898, 1633, 2461, 3266, 4922, 7597, 10327, 15194, 20654, 31879, 48043, 63758, 96086, 174731, 349462, 733217, 1104989, 1466434, 2209978, 3411053, 6822106, 78454219, 156908438]

約数ペア:

[(1, 156908438), (2, 78454219), (23, 6822106), (46, 3411053), (71, 2209978), (107, 1466434), (142, 1104989), (214, 733217), (449, 349462), (898, 174731), (1633, 96086), (2461, 63758), (3266, 48043), (4922, 31879), (7597, 20654), (10327, 15194)]