72156798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{190891}}^1$

素因数の和:190909

約数の個数: 32

約数和(自身を含む): 183256320

約数和(自身を除く): 111099522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 190891, 381782, 572673, 1145346, 1336237, 1718019, 2672474, 3436038, 4008711, 5154057, 8017422, 10308114, 12026133, 24052266, 36078399, 72156798]

約数ペア:

[(1, 72156798), (2, 36078399), (3, 24052266), (6, 12026133), (7, 10308114), (9, 8017422), (14, 5154057), (18, 4008711), (21, 3436038), (27, 2672474), (42, 1718019), (54, 1336237), (63, 1145346), (126, 572673), (189, 381782), (378, 190891)]