209724097

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 242464320

約数和(自身を除く): 32740223

約数列:

[1, 11, 23, 121, 179, 253, 421, 1969, 2783, 4117, 4631, 9683, 21659, 45287, 50941, 75359, 106513, 498157, 828949, 1171643, 1733257, 9118439, 19065827, 209724097]

約数ペア:

[(1, 209724097), (11, 19065827), (23, 9118439), (121, 1733257), (179, 1171643), (253, 828949), (421, 498157), (1969, 106513), (2783, 75359), (4117, 50941), (4631, 45287), (9683, 21659)]