12421318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 23143680

約数和(自身を除く): 10722362

約数列:

[1, 2, 7, 13, 14, 26, 91, 139, 182, 278, 491, 973, 982, 1807, 1946, 3437, 3614, 6383, 6874, 12649, 12766, 25298, 44681, 68249, 89362, 136498, 477743, 887237, 955486, 1774474, 6210659, 12421318]

約数ペア:

[(1, 12421318), (2, 6210659), (7, 1774474), (13, 955486), (14, 887237), (26, 477743), (91, 136498), (139, 89362), (182, 68249), (278, 44681), (491, 25298), (973, 12766), (982, 12649), (1807, 6874), (1946, 6383), (3437, 3614)]