31004376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 85451520

約数和(自身を除く): 54447144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2236, 2311, 3354, 4472, 4622, 6708, 6933, 9244, 13416, 13866, 18488, 27732, 30043, 55464, 60086, 90129, 99373, 120172, 180258, 198746, 240344, 298119, 360516, 397492, 596238, 721032, 794984, 1192476, 1291849, 2384952, 2583698, 3875547, 5167396, 7751094, 10334792, 15502188, 31004376]

約数ペア:

[(1, 31004376), (2, 15502188), (3, 10334792), (4, 7751094), (6, 5167396), (8, 3875547), (12, 2583698), (13, 2384952), (24, 1291849), (26, 1192476), (39, 794984), (43, 721032), (52, 596238), (78, 397492), (86, 360516), (104, 298119), (129, 240344), (156, 198746), (172, 180258), (258, 120172), (312, 99373), (344, 90129), (516, 60086), (559, 55464), (1032, 30043), (1118, 27732), (1677, 18488), (2236, 13866), (2311, 13416), (3354, 9244), (4472, 6933), (4622, 6708)]