1286291223

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{137029}}^1$

素因数の和:137191

約数の個数: 24

約数和(自身を含む): 2137668000

約数和(自身を除く): 851376777

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 137029, 411087, 959203, 1233261, 2877609, 8632827, 20417321, 61251963, 142921247, 183755889, 428763741, 1286291223]

約数ペア:

[(1, 1286291223), (3, 428763741), (7, 183755889), (9, 142921247), (21, 61251963), (63, 20417321), (149, 8632827), (447, 2877609), (1043, 1233261), (1341, 959203), (3129, 411087), (9387, 137029)]