47581215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16963}}^1$

素因数の和:16999

約数の個数: 32

約数和(自身を含む): 87941376

約数和(自身を除く): 40360161

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 16963, 50889, 84815, 186593, 254445, 288371, 559779, 865113, 932965, 1441855, 2798895, 3172081, 4325565, 9516243, 15860405, 47581215]

約数ペア:

[(1, 47581215), (3, 15860405), (5, 9516243), (11, 4325565), (15, 3172081), (17, 2798895), (33, 1441855), (51, 932965), (55, 865113), (85, 559779), (165, 288371), (187, 254445), (255, 186593), (561, 84815), (935, 50889), (2805, 16963)]