31500018

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6917}}^1$

素因数の和:6959

約数の個数: 48

約数和(自身を含む): 77702976

約数和(自身を除く): 46202958

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4554, 6917, 13834, 20751, 41502, 62253, 76087, 124506, 152174, 159091, 228261, 318182, 456522, 477273, 684783, 954546, 1369566, 1431819, 1750001, 2863638, 3500002, 5250003, 10500006, 15750009, 31500018]

約数ペア:

[(1, 31500018), (2, 15750009), (3, 10500006), (6, 5250003), (9, 3500002), (11, 2863638), (18, 1750001), (22, 1431819), (23, 1369566), (33, 954546), (46, 684783), (66, 477273), (69, 456522), (99, 318182), (138, 228261), (198, 159091), (207, 152174), (253, 124506), (414, 76087), (506, 62253), (759, 41502), (1518, 20751), (2277, 13834), (4554, 6917)]