219954339

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1297}}^1$

素因数の和:1888

約数の個数: 32

約数和(自身を含む): 356378880

約数和(自身を除く): 136424541

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 571, 1297, 1713, 3891, 5139, 6281, 11673, 14267, 15417, 18843, 35019, 42801, 56529, 128403, 169587, 385209, 740587, 2221761, 6665283, 8146457, 19995849, 24439371, 73318113, 219954339]

約数ペア:

[(1, 219954339), (3, 73318113), (9, 24439371), (11, 19995849), (27, 8146457), (33, 6665283), (99, 2221761), (297, 740587), (571, 385209), (1297, 169587), (1713, 128403), (3891, 56529), (5139, 42801), (6281, 35019), (11673, 18843), (14267, 15417)]