128471832

素因数分解:

$2^3\times 3^4\times {\mathrm{198259}}^1$

素因数の和:198277

約数の個数: 40

約数和(自身を含む): 359841900

約数和(自身を除く): 231370068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 198259, 396518, 594777, 793036, 1189554, 1586072, 1784331, 2379108, 3568662, 4758216, 5352993, 7137324, 10705986, 14274648, 16058979, 21411972, 32117958, 42823944, 64235916, 128471832]

約数ペア:

[(1, 128471832), (2, 64235916), (3, 42823944), (4, 32117958), (6, 21411972), (8, 16058979), (9, 14274648), (12, 10705986), (18, 7137324), (24, 5352993), (27, 4758216), (36, 3568662), (54, 2379108), (72, 1784331), (81, 1586072), (108, 1189554), (162, 793036), (216, 594777), (324, 396518), (648, 198259)]