12213123

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 18849600

約数和(自身を除く): 6636477

約数列:

[1, 3, 13, 17, 39, 51, 109, 169, 221, 327, 507, 663, 1417, 1853, 2197, 2873, 4251, 5559, 6591, 8619, 18421, 24089, 37349, 55263, 72267, 112047, 239473, 313157, 718419, 939471, 4071041, 12213123]

約数ペア:

[(1, 12213123), (3, 4071041), (13, 939471), (17, 718419), (39, 313157), (51, 239473), (109, 112047), (169, 72267), (221, 55263), (327, 37349), (507, 24089), (663, 18421), (1417, 8619), (1853, 6591), (2197, 5559), (2873, 4251)]