145253717

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 178827264

約数和(自身を除く): 33573547

約数列:

[1, 7, 23, 71, 97, 131, 161, 497, 679, 917, 1633, 2231, 3013, 6887, 9301, 11431, 12707, 15617, 21091, 48209, 65107, 88949, 158401, 213923, 292261, 902197, 1108807, 1497461, 2045827, 6315379, 20750531, 145253717]

約数ペア:

[(1, 145253717), (7, 20750531), (23, 6315379), (71, 2045827), (97, 1497461), (131, 1108807), (161, 902197), (497, 292261), (679, 213923), (917, 158401), (1633, 88949), (2231, 65107), (3013, 48209), (6887, 21091), (9301, 15617), (11431, 12707)]