28878252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9743}}^1$

素因数の和:9782

約数の個数: 48

約数和(自身を含む): 76392960

約数和(自身を除く): 47514708

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 9743, 19486, 29229, 38972, 58458, 116916, 126659, 185117, 253318, 370234, 379977, 506636, 555351, 740468, 759954, 1110702, 1519908, 2221404, 2406521, 4813042, 7219563, 9626084, 14439126, 28878252]

約数ペア:

[(1, 28878252), (2, 14439126), (3, 9626084), (4, 7219563), (6, 4813042), (12, 2406521), (13, 2221404), (19, 1519908), (26, 1110702), (38, 759954), (39, 740468), (52, 555351), (57, 506636), (76, 379977), (78, 370234), (114, 253318), (156, 185117), (228, 126659), (247, 116916), (494, 58458), (741, 38972), (988, 29229), (1482, 19486), (2964, 9743)]