31499494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 52617600

約数和(自身を除く): 21118106

約数列:

[1, 2, 13, 26, 47, 94, 149, 173, 298, 346, 611, 1222, 1937, 2249, 3874, 4498, 7003, 8131, 14006, 16262, 25777, 51554, 91039, 105703, 182078, 211406, 335101, 670202, 1211519, 2423038, 15749747, 31499494]

約数ペア:

[(1, 31499494), (2, 15749747), (13, 2423038), (26, 1211519), (47, 670202), (94, 335101), (149, 211406), (173, 182078), (298, 105703), (346, 91039), (611, 51554), (1222, 25777), (1937, 16262), (2249, 14006), (3874, 8131), (4498, 7003)]