77943215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1297}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 114390144

約数和(自身を除く): 36446929

約数列:

[1, 5, 7, 17, 35, 85, 101, 119, 505, 595, 707, 1297, 1717, 3535, 6485, 8585, 9079, 12019, 22049, 45395, 60095, 110245, 130997, 154343, 654985, 771715, 916979, 2226949, 4584895, 11134745, 15588643, 77943215]

約数ペア:

[(1, 77943215), (5, 15588643), (7, 11134745), (17, 4584895), (35, 2226949), (85, 916979), (101, 771715), (119, 654985), (505, 154343), (595, 130997), (707, 110245), (1297, 60095), (1717, 45395), (3535, 22049), (6485, 12019), (8585, 9079)]