318203569

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 358680960

約数和(自身を除く): 40477391

約数列:

[1, 17, 43, 67, 73, 89, 731, 1139, 1241, 1513, 2881, 3139, 3827, 4891, 5963, 6497, 48977, 53363, 65059, 83147, 101371, 110449, 210313, 256409, 279371, 435299, 3575321, 4358953, 4749307, 7400083, 18717857, 318203569]

約数ペア:

[(1, 318203569), (17, 18717857), (43, 7400083), (67, 4749307), (73, 4358953), (89, 3575321), (731, 435299), (1139, 279371), (1241, 256409), (1513, 210313), (2881, 110449), (3139, 101371), (3827, 83147), (4891, 65059), (5963, 53363), (6497, 48977)]