221444649

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{1051}}^1$

素因数の和:1669

約数の個数: 24

約数和(自身を含む): 328552224

約数和(自身を除く): 107107575

約数列:

[1, 3, 9, 41, 123, 369, 571, 1051, 1713, 3153, 5139, 9459, 23411, 43091, 70233, 129273, 210699, 387819, 600121, 1800363, 5401089, 24604961, 73814883, 221444649]

約数ペア:

[(1, 221444649), (3, 73814883), (9, 24604961), (41, 5401089), (123, 1800363), (369, 600121), (571, 387819), (1051, 210699), (1713, 129273), (3153, 70233), (5139, 43091), (9459, 23411)]