287802018

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{761381}}^1$

素因数の和:761399

約数の個数: 32

約数和(自身を含む): 730926720

約数和(自身を除く): 443124702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 761381, 1522762, 2284143, 4568286, 5329667, 6852429, 10659334, 13704858, 15989001, 20557287, 31978002, 41114574, 47967003, 95934006, 143901009, 287802018]

約数ペア:

[(1, 287802018), (2, 143901009), (3, 95934006), (6, 47967003), (7, 41114574), (9, 31978002), (14, 20557287), (18, 15989001), (21, 13704858), (27, 10659334), (42, 6852429), (54, 5329667), (63, 4568286), (126, 2284143), (189, 1522762), (378, 761381)]