80197557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 123310080

約数和(自身を除く): 43112523

約数列:

[1, 3, 11, 29, 33, 47, 87, 141, 319, 517, 957, 1363, 1551, 1783, 4089, 5349, 14993, 19613, 44979, 51707, 58839, 83801, 155121, 251403, 568777, 921811, 1706331, 2430229, 2765433, 7290687, 26732519, 80197557]

約数ペア:

[(1, 80197557), (3, 26732519), (11, 7290687), (29, 2765433), (33, 2430229), (47, 1706331), (87, 921811), (141, 568777), (319, 251403), (517, 155121), (957, 83801), (1363, 58839), (1551, 51707), (1783, 44979), (4089, 19613), (5349, 14993)]