408875138

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{1249}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 714000000

約数和(自身を除く): 305124862

約数列:

[1, 2, 7, 14, 67, 134, 349, 469, 698, 938, 1249, 2443, 2498, 4886, 8743, 17486, 23383, 46766, 83683, 163681, 167366, 327362, 435901, 585781, 871802, 1171562, 3051307, 6102614, 29205367, 58410734, 204437569, 408875138]

約数ペア:

[(1, 408875138), (2, 204437569), (7, 58410734), (14, 29205367), (67, 6102614), (134, 3051307), (349, 1171562), (469, 871802), (698, 585781), (938, 435901), (1249, 327362), (2443, 167366), (2498, 163681), (4886, 83683), (8743, 46766), (17486, 23383)]