80212293

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 139366656

約数和(自身を除く): 59154363

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 197, 207, 281, 483, 591, 843, 1379, 1449, 1773, 1967, 2529, 4137, 4531, 5901, 6463, 12411, 13593, 17703, 19389, 31717, 40779, 45241, 55357, 58167, 95151, 135723, 166071, 285453, 387499, 407169, 498213, 1162497, 1273211, 3487491, 3819633, 8912477, 11458899, 26737431, 80212293]

約数ペア:

[(1, 80212293), (3, 26737431), (7, 11458899), (9, 8912477), (21, 3819633), (23, 3487491), (63, 1273211), (69, 1162497), (161, 498213), (197, 407169), (207, 387499), (281, 285453), (483, 166071), (591, 135723), (843, 95151), (1379, 58167), (1449, 55357), (1773, 45241), (1967, 40779), (2529, 31717), (4137, 19389), (4531, 17703), (5901, 13593), (6463, 12411)]