4207486521

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1\times {\mathrm{11351}}^1$

素因数の和:12309

約数の個数: 32

約数和(自身を含む): 6756710400

約数和(自身を除く): 2549223879

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 929, 2787, 6503, 11351, 17651, 19509, 34053, 52953, 79457, 123557, 215669, 238371, 370671, 647007, 1509683, 4529049, 10545079, 31635237, 73815553, 200356501, 221446659, 601069503, 1402495507, 4207486521]

約数ペア:

[(1, 4207486521), (3, 1402495507), (7, 601069503), (19, 221446659), (21, 200356501), (57, 73815553), (133, 31635237), (399, 10545079), (929, 4529049), (2787, 1509683), (6503, 647007), (11351, 370671), (17651, 238371), (19509, 215669), (34053, 123557), (52953, 79457)]