381801978

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{307409}}^1$

素因数の和:307443

約数の個数: 32

約数和(自身を含む): 885340800

約数和(自身を除く): 503538822

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 307409, 614818, 922227, 1844454, 2766681, 5533362, 7070407, 8300043, 14140814, 16600086, 21211221, 42422442, 63633663, 127267326, 190900989, 381801978]

約数ペア:

[(1, 381801978), (2, 190900989), (3, 127267326), (6, 63633663), (9, 42422442), (18, 21211221), (23, 16600086), (27, 14140814), (46, 8300043), (54, 7070407), (69, 5533362), (138, 2766681), (207, 1844454), (414, 922227), (621, 614818), (1242, 307409)]