82217865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{641}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 139781376

約数和(自身を除く): 57563511

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 503, 641, 1509, 1923, 2515, 3205, 7545, 8551, 9615, 10897, 25653, 32691, 42755, 54485, 128265, 163455, 322423, 967269, 1612115, 4836345, 5481191, 16443573, 27405955, 82217865]

約数ペア:

[(1, 82217865), (3, 27405955), (5, 16443573), (15, 5481191), (17, 4836345), (51, 1612115), (85, 967269), (255, 322423), (503, 163455), (641, 128265), (1509, 54485), (1923, 42755), (2515, 32691), (3205, 25653), (7545, 10897), (8551, 9615)]