31781214

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{13687}}^1$

素因数の和:13741

約数の個数: 32

約数和(自身を含む): 72272640

約数和(自身を除く): 40491426

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 13687, 27374, 41061, 82122, 123183, 246366, 369549, 588541, 739098, 1177082, 1765623, 3531246, 5296869, 10593738, 15890607, 31781214]

約数ペア:

[(1, 31781214), (2, 15890607), (3, 10593738), (6, 5296869), (9, 3531246), (18, 1765623), (27, 1177082), (43, 739098), (54, 588541), (86, 369549), (129, 246366), (258, 123183), (387, 82122), (774, 41061), (1161, 27374), (2322, 13687)]