15705755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 21337344

約数和(自身を除く): 5631589

約数列:

[1, 5, 13, 47, 53, 65, 97, 235, 265, 485, 611, 689, 1261, 2491, 3055, 3445, 4559, 5141, 6305, 12455, 22795, 25705, 32383, 59267, 66833, 161915, 241627, 296335, 334165, 1208135, 3141151, 15705755]

約数ペア:

[(1, 15705755), (5, 3141151), (13, 1208135), (47, 334165), (53, 296335), (65, 241627), (97, 161915), (235, 66833), (265, 59267), (485, 32383), (611, 25705), (689, 22795), (1261, 12455), (2491, 6305), (3055, 5141), (3445, 4559)]