28170558

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{40129}}^1$

素因数の和:40153

約数の個数: 32

約数和(自身を含む): 67418400

約数和(自身を除く): 39247842

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 40129, 80258, 120387, 240774, 361161, 521677, 722322, 1043354, 1083483, 1565031, 2166966, 3130062, 4695093, 9390186, 14085279, 28170558]

約数ペア:

[(1, 28170558), (2, 14085279), (3, 9390186), (6, 4695093), (9, 3130062), (13, 2166966), (18, 1565031), (26, 1083483), (27, 1043354), (39, 722322), (54, 521677), (78, 361161), (117, 240774), (234, 120387), (351, 80258), (702, 40129)]