1284394475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1627}}^1$

素因数の和:2004

約数の個数: 48

約数和(自身を含む): 1967040768

約数和(自身を除く): 682646293

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 347, 455, 1627, 1735, 2275, 2429, 4511, 8135, 8675, 11389, 12145, 21151, 22555, 31577, 40675, 56945, 60725, 105755, 112775, 148057, 157885, 284725, 528775, 564569, 740285, 789425, 2822845, 3701425, 3951983, 7339397, 14114225, 19759915, 36696985, 51375779, 98799575, 183484925, 256878895, 1284394475]

約数ペア:

[(1, 1284394475), (5, 256878895), (7, 183484925), (13, 98799575), (25, 51375779), (35, 36696985), (65, 19759915), (91, 14114225), (175, 7339397), (325, 3951983), (347, 3701425), (455, 2822845), (1627, 789425), (1735, 740285), (2275, 564569), (2429, 528775), (4511, 284725), (8135, 157885), (8675, 148057), (11389, 112775), (12145, 105755), (21151, 60725), (22555, 56945), (31577, 40675)]