216996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 553392

約数和(自身を除く): 336396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 169, 214, 321, 338, 428, 507, 642, 676, 1014, 1284, 1391, 2028, 2782, 4173, 5564, 8346, 16692, 18083, 36166, 54249, 72332, 108498, 216996]

約数ペア:

[(1, 216996), (2, 108498), (3, 72332), (4, 54249), (6, 36166), (12, 18083), (13, 16692), (26, 8346), (39, 5564), (52, 4173), (78, 2782), (107, 2028), (156, 1391), (169, 1284), (214, 1014), (321, 676), (338, 642), (428, 507)]