157211757

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 252395520

約数和(自身を除く): 95183763

約数列:

[1, 3, 9, 19, 31, 47, 57, 93, 141, 171, 279, 423, 589, 631, 893, 1457, 1767, 1893, 2679, 4371, 5301, 5679, 8037, 11989, 13113, 19561, 27683, 29657, 35967, 58683, 83049, 88971, 107901, 176049, 249147, 266913, 371659, 563483, 919367, 1114977, 1690449, 2758101, 3344931, 5071347, 8274303, 17467973, 52403919, 157211757]

約数ペア:

[(1, 157211757), (3, 52403919), (9, 17467973), (19, 8274303), (31, 5071347), (47, 3344931), (57, 2758101), (93, 1690449), (141, 1114977), (171, 919367), (279, 563483), (423, 371659), (589, 266913), (631, 249147), (893, 176049), (1457, 107901), (1767, 88971), (1893, 83049), (2679, 58683), (4371, 35967), (5301, 29657), (5679, 27683), (8037, 19561), (11989, 13113)]