66867417

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 110592000

約数和(自身を除く): 43724583

約数列:

[1, 3, 9, 23, 27, 29, 47, 69, 79, 87, 141, 207, 237, 261, 423, 621, 667, 711, 783, 1081, 1269, 1363, 1817, 2001, 2133, 2291, 3243, 3713, 4089, 5451, 6003, 6873, 9729, 11139, 12267, 16353, 18009, 20619, 29187, 31349, 33417, 36801, 49059, 52693, 61857, 85399, 94047, 100251, 107677, 158079, 256197, 282141, 323031, 474237, 768591, 846423, 969093, 1422711, 2305773, 2476571, 2907279, 7429713, 22289139, 66867417]

約数ペア:

[(1, 66867417), (3, 22289139), (9, 7429713), (23, 2907279), (27, 2476571), (29, 2305773), (47, 1422711), (69, 969093), (79, 846423), (87, 768591), (141, 474237), (207, 323031), (237, 282141), (261, 256197), (423, 158079), (621, 107677), (667, 100251), (711, 94047), (783, 85399), (1081, 61857), (1269, 52693), (1363, 49059), (1817, 36801), (2001, 33417), (2133, 31349), (2291, 29187), (3243, 20619), (3713, 18009), (4089, 16353), (5451, 12267), (6003, 11139), (6873, 9729)]