26813997

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 60

約数和(自身を含む): 48682656

約数和(自身を除く): 21868659

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 131, 133, 171, 189, 361, 393, 399, 513, 567, 917, 1083, 1179, 1197, 1539, 2489, 2527, 2751, 3249, 3537, 3591, 7467, 7581, 8253, 9747, 10611, 10773, 17423, 22401, 22743, 24759, 29241, 47291, 52269, 67203, 68229, 74277, 141873, 156807, 201609, 204687, 331037, 425619, 470421, 993111, 1276857, 1411263, 2979333, 3830571, 8937999, 26813997]

約数ペア:

[(1, 26813997), (3, 8937999), (7, 3830571), (9, 2979333), (19, 1411263), (21, 1276857), (27, 993111), (57, 470421), (63, 425619), (81, 331037), (131, 204687), (133, 201609), (171, 156807), (189, 141873), (361, 74277), (393, 68229), (399, 67203), (513, 52269), (567, 47291), (917, 29241), (1083, 24759), (1179, 22743), (1197, 22401), (1539, 17423), (2489, 10773), (2527, 10611), (2751, 9747), (3249, 8253), (3537, 7581), (3591, 7467)]