31561128

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23071}}^1$

素因数の和:23102

約数の個数: 48

約数和(自身を含む): 89980800

約数和(自身を除く): 58419672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 23071, 46142, 69213, 92284, 138426, 184568, 207639, 276852, 415278, 438349, 553704, 830556, 876698, 1315047, 1661112, 1753396, 2630094, 3506792, 3945141, 5260188, 7890282, 10520376, 15780564, 31561128]

約数ペア:

[(1, 31561128), (2, 15780564), (3, 10520376), (4, 7890282), (6, 5260188), (8, 3945141), (9, 3506792), (12, 2630094), (18, 1753396), (19, 1661112), (24, 1315047), (36, 876698), (38, 830556), (57, 553704), (72, 438349), (76, 415278), (114, 276852), (152, 207639), (171, 184568), (228, 138426), (342, 92284), (456, 69213), (684, 46142), (1368, 23071)]