81262089

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1549}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 126480000

約数和(自身を除く): 45217911

約数列:

[1, 3, 9, 27, 29, 67, 87, 201, 261, 603, 783, 1549, 1809, 1943, 4647, 5829, 13941, 17487, 41823, 44921, 52461, 103783, 134763, 311349, 404289, 934047, 1212867, 2802141, 3009707, 9029121, 27087363, 81262089]

約数ペア:

[(1, 81262089), (3, 27087363), (9, 9029121), (27, 3009707), (29, 2802141), (67, 1212867), (87, 934047), (201, 404289), (261, 311349), (603, 134763), (783, 103783), (1549, 52461), (1809, 44921), (1943, 41823), (4647, 17487), (5829, 13941)]