989833347

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 1543950720

約数和(自身を除く): 554117373

約数列:

[1, 3, 9, 17, 51, 89, 153, 157, 267, 463, 471, 801, 1389, 1413, 1513, 2669, 4167, 4539, 7871, 8007, 13617, 13973, 23613, 24021, 41207, 41919, 70839, 72691, 123621, 125757, 218073, 237541, 370863, 654219, 700519, 712623, 1235747, 2101557, 2137869, 3707241, 6304671, 6469499, 11121723, 19408497, 58225491, 109981483, 329944449, 989833347]

約数ペア:

[(1, 989833347), (3, 329944449), (9, 109981483), (17, 58225491), (51, 19408497), (89, 11121723), (153, 6469499), (157, 6304671), (267, 3707241), (463, 2137869), (471, 2101557), (801, 1235747), (1389, 712623), (1413, 700519), (1513, 654219), (2669, 370863), (4167, 237541), (4539, 218073), (7871, 125757), (8007, 123621), (13617, 72691), (13973, 70839), (23613, 41919), (24021, 41207)]