25995921

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2093

約数の個数: 24

約数和(自身を含む): 40793760

約数和(自身を除く): 14797839

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 1987, 4361, 5961, 13083, 13909, 41727, 97363, 176843, 292089, 530529, 1237901, 3713703, 8665307, 25995921]

約数ペア:

[(1, 25995921), (3, 8665307), (7, 3713703), (21, 1237901), (49, 530529), (89, 292089), (147, 176843), (267, 97363), (623, 41727), (1869, 13909), (1987, 13083), (4361, 5961)]