638883408

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{283193}}^1$

素因数の和:283251

約数の個数: 40

約数和(自身を含む): 1685570688

約数和(自身を除く): 1046687280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 283193, 566386, 849579, 1132772, 1699158, 2265544, 3398316, 4531088, 6796632, 13310071, 13593264, 26620142, 39930213, 53240284, 79860426, 106480568, 159720852, 212961136, 319441704, 638883408]

約数ペア:

[(1, 638883408), (2, 319441704), (3, 212961136), (4, 159720852), (6, 106480568), (8, 79860426), (12, 53240284), (16, 39930213), (24, 26620142), (47, 13593264), (48, 13310071), (94, 6796632), (141, 4531088), (188, 3398316), (282, 2265544), (376, 1699158), (564, 1132772), (752, 849579), (1128, 566386), (2256, 283193)]