81341379

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1433}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 144960192

約数和(自身を除く): 63618813

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 357, 371, 477, 901, 1071, 1113, 1433, 2703, 3339, 4299, 6307, 8109, 10031, 12897, 18921, 24361, 30093, 56763, 73083, 75949, 90279, 170527, 219249, 227847, 511581, 531643, 683541, 1291133, 1534743, 1594929, 3873399, 4784787, 9037931, 11620197, 27113793, 81341379]

約数ペア:

[(1, 81341379), (3, 27113793), (7, 11620197), (9, 9037931), (17, 4784787), (21, 3873399), (51, 1594929), (53, 1534743), (63, 1291133), (119, 683541), (153, 531643), (159, 511581), (357, 227847), (371, 219249), (477, 170527), (901, 90279), (1071, 75949), (1113, 73083), (1433, 56763), (2703, 30093), (3339, 24361), (4299, 18921), (6307, 12897), (8109, 10031)]