131581744

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16547}}^1$

素因数の和:16633

約数の個数: 40

約数和(自身を含む): 295481088

約数和(自身を除く): 163899344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 16547, 33094, 66188, 115829, 132376, 231658, 264752, 463316, 926632, 1174837, 1853264, 2349674, 4699348, 8223859, 9398696, 16447718, 18797392, 32895436, 65790872, 131581744]

約数ペア:

[(1, 131581744), (2, 65790872), (4, 32895436), (7, 18797392), (8, 16447718), (14, 9398696), (16, 8223859), (28, 4699348), (56, 2349674), (71, 1853264), (112, 1174837), (142, 926632), (284, 463316), (497, 264752), (568, 231658), (994, 132376), (1136, 115829), (1988, 66188), (3976, 33094), (7952, 16547)]