128577646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{20533}}^1$

素因数の和:20667

約数の個数: 16

約数和(自身を含む): 201068928

約数和(自身を除く): 72491282

約数列:

[1, 2, 31, 62, 101, 202, 3131, 6262, 20533, 41066, 636523, 1273046, 2073833, 4147666, 64288823, 128577646]

約数ペア:

[(1, 128577646), (2, 64288823), (31, 4147666), (62, 2073833), (101, 1273046), (202, 636523), (3131, 41066), (6262, 20533)]