128479407

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1307}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 203587584

約数和(自身を除く): 75108177

約数列:

[1, 3, 7, 21, 31, 93, 151, 217, 453, 651, 1057, 1307, 3171, 3921, 4681, 9149, 14043, 27447, 32767, 40517, 98301, 121551, 197357, 283619, 592071, 850857, 1381499, 4144497, 6118067, 18354201, 42826469, 128479407]

約数ペア:

[(1, 128479407), (3, 42826469), (7, 18354201), (21, 6118067), (31, 4144497), (93, 1381499), (151, 850857), (217, 592071), (453, 283619), (651, 197357), (1057, 121551), (1307, 98301), (3171, 40517), (3921, 32767), (4681, 27447), (9149, 14043)]