265105245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{2503}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 444229632

約数和(自身を除く): 179124387

約数列:

[1, 3, 5, 15, 23, 69, 115, 307, 345, 921, 1535, 2503, 4605, 7061, 7509, 12515, 21183, 35305, 37545, 57569, 105915, 172707, 287845, 768421, 863535, 2305263, 3842105, 11526315, 17673683, 53021049, 88368415, 265105245]

約数ペア:

[(1, 265105245), (3, 88368415), (5, 53021049), (15, 17673683), (23, 11526315), (69, 3842105), (115, 2305263), (307, 863535), (345, 768421), (921, 287845), (1535, 172707), (2503, 105915), (4605, 57569), (7061, 37545), (7509, 35305), (12515, 21183)]