78005397

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 113135616

約数和(自身を除く): 35130219

約数列:

[1, 3, 23, 43, 61, 69, 129, 183, 431, 989, 1293, 1403, 2623, 2967, 4209, 7869, 9913, 18533, 26291, 29739, 55599, 60329, 78873, 180987, 426259, 604693, 1130513, 1278777, 1814079, 3391539, 26001799, 78005397]

約数ペア:

[(1, 78005397), (3, 26001799), (23, 3391539), (43, 1814079), (61, 1278777), (69, 1130513), (129, 604693), (183, 426259), (431, 180987), (989, 78873), (1293, 60329), (1403, 55599), (2623, 29739), (2967, 26291), (4209, 18533), (7869, 9913)]