128863590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138563}}^1$

素因数の和:138604

約数の個数: 32

約数和(自身を含む): 319251456

約数和(自身を除く): 190387866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138563, 277126, 415689, 692815, 831378, 1385630, 2078445, 4156890, 4295453, 8590906, 12886359, 21477265, 25772718, 42954530, 64431795, 128863590]

約数ペア:

[(1, 128863590), (2, 64431795), (3, 42954530), (5, 25772718), (6, 21477265), (10, 12886359), (15, 8590906), (30, 4295453), (31, 4156890), (62, 2078445), (93, 1385630), (155, 831378), (186, 692815), (310, 415689), (465, 277126), (930, 138563)]