81654156

素因数分解:

$2^2\times 3^4\times {\mathrm{151}}^1\times {\mathrm{1669}}^1$

素因数の和:1836

約数の個数: 60

約数和(自身を含む): 215002480

約数和(自身を除く): 133348324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 151, 162, 302, 324, 453, 604, 906, 1359, 1669, 1812, 2718, 3338, 4077, 5007, 5436, 6676, 8154, 10014, 12231, 15021, 16308, 20028, 24462, 30042, 45063, 48924, 60084, 90126, 135189, 180252, 252019, 270378, 504038, 540756, 756057, 1008076, 1512114, 2268171, 3024228, 4536342, 6804513, 9072684, 13609026, 20413539, 27218052, 40827078, 81654156]

約数ペア:

[(1, 81654156), (2, 40827078), (3, 27218052), (4, 20413539), (6, 13609026), (9, 9072684), (12, 6804513), (18, 4536342), (27, 3024228), (36, 2268171), (54, 1512114), (81, 1008076), (108, 756057), (151, 540756), (162, 504038), (302, 270378), (324, 252019), (453, 180252), (604, 135189), (906, 90126), (1359, 60084), (1669, 48924), (1812, 45063), (2718, 30042), (3338, 24462), (4077, 20028), (5007, 16308), (5436, 15021), (6676, 12231), (8154, 10014)]