12937917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^3$

素因数の和:205

約数の個数: 16

約数和(自身を含む): 18461120

約数和(自身を除く): 5523203

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 3721, 11163, 70699, 212097, 226981, 680943, 4312639, 12937917]

約数ペア:

[(1, 12937917), (3, 4312639), (19, 680943), (57, 226981), (61, 212097), (183, 70699), (1159, 11163), (3477, 3721)]