247702016

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{11251}}^1$

素因数の和:11312

約数の個数: 40

約数和(自身を含む): 506475024

約数和(自身を除く): 258773008

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 5504, 11008, 11251, 22016, 22502, 45004, 90008, 180016, 360032, 483793, 720064, 967586, 1440128, 1935172, 2880256, 3870344, 5760512, 7740688, 15481376, 30962752, 61925504, 123851008, 247702016]

約数ペア:

[(1, 247702016), (2, 123851008), (4, 61925504), (8, 30962752), (16, 15481376), (32, 7740688), (43, 5760512), (64, 3870344), (86, 2880256), (128, 1935172), (172, 1440128), (256, 967586), (344, 720064), (512, 483793), (688, 360032), (1376, 180016), (2752, 90008), (5504, 45004), (11008, 22502), (11251, 22016)]