56487015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 106159872

約数和(自身を除く): 49672857

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 223, 433, 585, 669, 1115, 1299, 2007, 2165, 2899, 3345, 3897, 5629, 6495, 8697, 10035, 14495, 16887, 19485, 26091, 28145, 43485, 50661, 84435, 96559, 130455, 253305, 289677, 482795, 869031, 1255267, 1448385, 3765801, 4345155, 6276335, 11297403, 18829005, 56487015]

約数ペア:

[(1, 56487015), (3, 18829005), (5, 11297403), (9, 6276335), (13, 4345155), (15, 3765801), (39, 1448385), (45, 1255267), (65, 869031), (117, 482795), (195, 289677), (223, 253305), (433, 130455), (585, 96559), (669, 84435), (1115, 50661), (1299, 43485), (2007, 28145), (2165, 26091), (2899, 19485), (3345, 16887), (3897, 14495), (5629, 10035), (6495, 8697)]