78801255

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1$

素因数の和:1699

約数の個数: 56

約数和(自身を含む): 152775168

約数和(自身を除く): 73973913

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 729, 1053, 1215, 1663, 1755, 3159, 3645, 4989, 5265, 8315, 9477, 14967, 15795, 21619, 24945, 44901, 47385, 64857, 74835, 108095, 134703, 194571, 224505, 324285, 404109, 583713, 673515, 972855, 1212327, 1751139, 2020545, 2918565, 5253417, 6061635, 8755695, 15760251, 26267085, 78801255]

約数ペア:

[(1, 78801255), (3, 26267085), (5, 15760251), (9, 8755695), (13, 6061635), (15, 5253417), (27, 2918565), (39, 2020545), (45, 1751139), (65, 1212327), (81, 972855), (117, 673515), (135, 583713), (195, 404109), (243, 324285), (351, 224505), (405, 194571), (585, 134703), (729, 108095), (1053, 74835), (1215, 64857), (1663, 47385), (1755, 44901), (3159, 24945), (3645, 21619), (4989, 15795), (5265, 14967), (8315, 9477)]