194668890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499151}}^1$

素因数の和:499174

約数の個数: 32

約数和(自身を含む): 503145216

約数和(自身を除く): 308476326

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 499151, 998302, 1497453, 2495755, 2994906, 4991510, 6488963, 7487265, 12977926, 14974530, 19466889, 32444815, 38933778, 64889630, 97334445, 194668890]

約数ペア:

[(1, 194668890), (2, 97334445), (3, 64889630), (5, 38933778), (6, 32444815), (10, 19466889), (13, 14974530), (15, 12977926), (26, 7487265), (30, 6488963), (39, 4991510), (65, 2994906), (78, 2495755), (130, 1497453), (195, 998302), (390, 499151)]