66855213

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:303

約数の個数: 40

約数和(自身を含む): 103212032

約数和(自身を除く): 36356819

約数列:

[1, 3, 9, 27, 67, 81, 97, 127, 201, 291, 381, 603, 873, 1143, 1809, 2619, 3429, 5427, 6499, 7857, 8509, 10287, 12319, 19497, 25527, 36957, 58491, 76581, 110871, 175473, 229743, 332613, 526419, 689229, 825373, 997839, 2476119, 7428357, 22285071, 66855213]

約数ペア:

[(1, 66855213), (3, 22285071), (9, 7428357), (27, 2476119), (67, 997839), (81, 825373), (97, 689229), (127, 526419), (201, 332613), (291, 229743), (381, 175473), (603, 110871), (873, 76581), (1143, 58491), (1809, 36957), (2619, 25527), (3429, 19497), (5427, 12319), (6499, 10287), (7857, 8509)]