2180293011

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{887}}^1$

素因数の和:1105

約数の個数: 64

約数和(自身を含む): 3580416000

約数和(自身を除く): 1400122989

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 149, 351, 423, 447, 611, 887, 1269, 1341, 1833, 1937, 2661, 4023, 5499, 5811, 7003, 7983, 11531, 16497, 17433, 21009, 23949, 34593, 41689, 52299, 63027, 91039, 103779, 125067, 132163, 189081, 273117, 311337, 375201, 396489, 541957, 819351, 1125603, 1189467, 1625871, 1718119, 2458053, 3568401, 4877613, 5154357, 6211661, 14632839, 15463071, 18634983, 46389213, 55904949, 80751593, 167714847, 242254779, 726764337, 2180293011]

約数ペア:

[(1, 2180293011), (3, 726764337), (9, 242254779), (13, 167714847), (27, 80751593), (39, 55904949), (47, 46389213), (117, 18634983), (141, 15463071), (149, 14632839), (351, 6211661), (423, 5154357), (447, 4877613), (611, 3568401), (887, 2458053), (1269, 1718119), (1341, 1625871), (1833, 1189467), (1937, 1125603), (2661, 819351), (4023, 541957), (5499, 396489), (5811, 375201), (7003, 311337), (7983, 273117), (11531, 189081), (16497, 132163), (17433, 125067), (21009, 103779), (23949, 91039), (34593, 63027), (41689, 52299)]