31212984

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 85847040

約数和(自身を除く): 54634056

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 137, 264, 274, 411, 548, 822, 863, 1096, 1507, 1644, 1726, 2589, 3014, 3288, 3452, 4521, 5178, 6028, 6904, 9042, 9493, 10356, 12056, 18084, 18986, 20712, 28479, 36168, 37972, 56958, 75944, 113916, 118231, 227832, 236462, 354693, 472924, 709386, 945848, 1300541, 1418772, 2601082, 2837544, 3901623, 5202164, 7803246, 10404328, 15606492, 31212984]

約数ペア:

[(1, 31212984), (2, 15606492), (3, 10404328), (4, 7803246), (6, 5202164), (8, 3901623), (11, 2837544), (12, 2601082), (22, 1418772), (24, 1300541), (33, 945848), (44, 709386), (66, 472924), (88, 354693), (132, 236462), (137, 227832), (264, 118231), (274, 113916), (411, 75944), (548, 56958), (822, 37972), (863, 36168), (1096, 28479), (1507, 20712), (1644, 18986), (1726, 18084), (2589, 12056), (3014, 10356), (3288, 9493), (3452, 9042), (4521, 6904), (5178, 6028)]