2547447

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1599753

約数列:

[1, 3, 7, 21, 29, 47, 87, 89, 141, 203, 267, 329, 609, 623, 987, 1363, 1869, 2581, 4089, 4183, 7743, 9541, 12549, 18067, 28623, 29281, 54201, 87843, 121307, 363921, 849149, 2547447]

約数ペア:

[(1, 2547447), (3, 849149), (7, 363921), (21, 121307), (29, 87843), (47, 54201), (87, 29281), (89, 28623), (141, 18067), (203, 12549), (267, 9541), (329, 7743), (609, 4183), (623, 4089), (987, 2581), (1363, 1869)]