31444105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 19317623

約数列:

[1, 5, 7, 11, 23, 35, 53, 55, 67, 77, 115, 161, 253, 265, 335, 371, 385, 469, 583, 737, 805, 1219, 1265, 1541, 1771, 1855, 2345, 2915, 3551, 3685, 4081, 5159, 6095, 7705, 8533, 8855, 10787, 13409, 16951, 17755, 20405, 24857, 25795, 39061, 42665, 53935, 67045, 81673, 84755, 93863, 118657, 124285, 195305, 273427, 408365, 469315, 571711, 593285, 898403, 1367135, 2858555, 4492015, 6288821, 31444105]

約数ペア:

[(1, 31444105), (5, 6288821), (7, 4492015), (11, 2858555), (23, 1367135), (35, 898403), (53, 593285), (55, 571711), (67, 469315), (77, 408365), (115, 273427), (161, 195305), (253, 124285), (265, 118657), (335, 93863), (371, 84755), (385, 81673), (469, 67045), (583, 53935), (737, 42665), (805, 39061), (1219, 25795), (1265, 24857), (1541, 20405), (1771, 17755), (1855, 16951), (2345, 13409), (2915, 10787), (3551, 8855), (3685, 8533), (4081, 7705), (5159, 6095)]