81118968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28403}}^1$

素因数の和:28436

約数の個数: 64

約数和(自身を含む): 245410560

約数和(自身を除く): 164291592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 28403, 56806, 85209, 113612, 170418, 198821, 227224, 340836, 397642, 482851, 596463, 681672, 795284, 965702, 1192926, 1448553, 1590568, 1931404, 2385852, 2897106, 3379957, 3862808, 4771704, 5794212, 6759914, 10139871, 11588424, 13519828, 20279742, 27039656, 40559484, 81118968]

約数ペア:

[(1, 81118968), (2, 40559484), (3, 27039656), (4, 20279742), (6, 13519828), (7, 11588424), (8, 10139871), (12, 6759914), (14, 5794212), (17, 4771704), (21, 3862808), (24, 3379957), (28, 2897106), (34, 2385852), (42, 1931404), (51, 1590568), (56, 1448553), (68, 1192926), (84, 965702), (102, 795284), (119, 681672), (136, 596463), (168, 482851), (204, 397642), (238, 340836), (357, 227224), (408, 198821), (476, 170418), (714, 113612), (952, 85209), (1428, 56806), (2856, 28403)]