39398148

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 105321216

約数和(自身を除く): 65923068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 774, 821, 1116, 1333, 1548, 1642, 2463, 2666, 3284, 3999, 4926, 5332, 7389, 7998, 9852, 11997, 14778, 15996, 23994, 25451, 29556, 35303, 47988, 50902, 70606, 76353, 101804, 105909, 141212, 152706, 211818, 229059, 305412, 317727, 423636, 458118, 635454, 916236, 1094393, 1270908, 2188786, 3283179, 4377572, 6566358, 9849537, 13132716, 19699074, 39398148]

約数ペア:

[(1, 39398148), (2, 19699074), (3, 13132716), (4, 9849537), (6, 6566358), (9, 4377572), (12, 3283179), (18, 2188786), (31, 1270908), (36, 1094393), (43, 916236), (62, 635454), (86, 458118), (93, 423636), (124, 317727), (129, 305412), (172, 229059), (186, 211818), (258, 152706), (279, 141212), (372, 105909), (387, 101804), (516, 76353), (558, 70606), (774, 50902), (821, 47988), (1116, 35303), (1333, 29556), (1548, 25451), (1642, 23994), (2463, 15996), (2666, 14778), (3284, 11997), (3999, 9852), (4926, 7998), (5332, 7389)]