13881273

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21323}}^1$

素因数の和:21364

約数の個数: 16

約数和(自身を含む): 21835776

約数和(自身を除く): 7954503

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 21323, 63969, 149261, 447783, 661013, 1983039, 4627091, 13881273]

約数ペア:

[(1, 13881273), (3, 4627091), (7, 1983039), (21, 661013), (31, 447783), (93, 149261), (217, 63969), (651, 21323)]