222389872

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:785

約数の個数: 40

約数和(自身を含む): 436666496

約数和(自身を除く): 214276624

約数列:

[1, 2, 4, 8, 16, 157, 223, 314, 397, 446, 628, 794, 892, 1256, 1588, 1784, 2512, 3176, 3568, 6352, 35011, 62329, 70022, 88531, 124658, 140044, 177062, 249316, 280088, 354124, 498632, 560176, 708248, 997264, 1416496, 13899367, 27798734, 55597468, 111194936, 222389872]

約数ペア:

[(1, 222389872), (2, 111194936), (4, 55597468), (8, 27798734), (16, 13899367), (157, 1416496), (223, 997264), (314, 708248), (397, 560176), (446, 498632), (628, 354124), (794, 280088), (892, 249316), (1256, 177062), (1588, 140044), (1784, 124658), (2512, 88531), (3176, 70022), (3568, 62329), (6352, 35011)]