311702919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{2753}}^1$

素因数の和:2887

約数の個数: 32

約数和(自身を含む): 469545984

約数和(自身を除く): 157843065

約数列:

[1, 3, 11, 33, 47, 73, 141, 219, 517, 803, 1551, 2409, 2753, 3431, 8259, 10293, 30283, 37741, 90849, 113223, 129391, 200969, 388173, 602907, 1423301, 2210659, 4269903, 6631977, 9445543, 28336629, 103900973, 311702919]

約数ペア:

[(1, 311702919), (3, 103900973), (11, 28336629), (33, 9445543), (47, 6631977), (73, 4269903), (141, 2210659), (219, 1423301), (517, 602907), (803, 388173), (1551, 200969), (2409, 129391), (2753, 113223), (3431, 90849), (8259, 37741), (10293, 30283)]