78829289

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 106272000

約数和(自身を除く): 27442711

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 343, 539, 833, 1229, 1309, 3773, 5831, 8603, 9163, 13519, 20893, 60221, 64141, 94633, 146251, 229823, 421547, 662431, 1023757, 1608761, 4637017, 7166299, 11261327, 78829289]

約数ペア:

[(1, 78829289), (7, 11261327), (11, 7166299), (17, 4637017), (49, 1608761), (77, 1023757), (119, 662431), (187, 421547), (343, 229823), (539, 146251), (833, 94633), (1229, 64141), (1309, 60221), (3773, 20893), (5831, 13519), (8603, 9163)]