81605724

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 195568128

約数和(自身を除く): 113962404

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 257, 282, 514, 563, 564, 771, 1028, 1126, 1542, 1689, 2252, 3084, 3378, 6756, 12079, 24158, 26461, 36237, 48316, 52922, 72474, 79383, 105844, 144691, 144948, 158766, 289382, 317532, 434073, 578764, 868146, 1736292, 6800477, 13600954, 20401431, 27201908, 40802862, 81605724]

約数ペア:

[(1, 81605724), (2, 40802862), (3, 27201908), (4, 20401431), (6, 13600954), (12, 6800477), (47, 1736292), (94, 868146), (141, 578764), (188, 434073), (257, 317532), (282, 289382), (514, 158766), (563, 144948), (564, 144691), (771, 105844), (1028, 79383), (1126, 72474), (1542, 52922), (1689, 48316), (2252, 36237), (3084, 26461), (3378, 24158), (6756, 12079)]