23920365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 43925760

約数和(自身を除く): 20005395

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 409, 557, 1227, 1671, 2045, 2785, 2863, 3899, 6135, 8355, 8589, 11697, 14315, 19495, 42945, 58485, 227813, 683439, 1139065, 1594691, 3417195, 4784073, 7973455, 23920365]

約数ペア:

[(1, 23920365), (3, 7973455), (5, 4784073), (7, 3417195), (15, 1594691), (21, 1139065), (35, 683439), (105, 227813), (409, 58485), (557, 42945), (1227, 19495), (1671, 14315), (2045, 11697), (2785, 8589), (2863, 8355), (3899, 6135)]