1853478

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 4730544

約数和(自身を除く): 2877066

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 37, 46, 66, 69, 74, 99, 111, 121, 138, 198, 207, 222, 242, 253, 333, 363, 407, 414, 506, 666, 726, 759, 814, 851, 1089, 1221, 1518, 1702, 2178, 2277, 2442, 2553, 2783, 3663, 4477, 4554, 5106, 5566, 7326, 7659, 8349, 8954, 9361, 13431, 15318, 16698, 18722, 25047, 26862, 28083, 40293, 50094, 56166, 80586, 84249, 102971, 168498, 205942, 308913, 617826, 926739, 1853478]

約数ペア:

[(1, 1853478), (2, 926739), (3, 617826), (6, 308913), (9, 205942), (11, 168498), (18, 102971), (22, 84249), (23, 80586), (33, 56166), (37, 50094), (46, 40293), (66, 28083), (69, 26862), (74, 25047), (99, 18722), (111, 16698), (121, 15318), (138, 13431), (198, 9361), (207, 8954), (222, 8349), (242, 7659), (253, 7326), (333, 5566), (363, 5106), (407, 4554), (414, 4477), (506, 3663), (666, 2783), (726, 2553), (759, 2442), (814, 2277), (851, 2178), (1089, 1702), (1221, 1518)]