61851519

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 98017920

約数和(自身を除く): 36166401

約数列:

[1, 3, 9, 27, 29, 67, 81, 87, 131, 201, 243, 261, 393, 603, 783, 1179, 1809, 1943, 2349, 3537, 3799, 5427, 5829, 7047, 8777, 10611, 11397, 16281, 17487, 26331, 31833, 34191, 52461, 78993, 102573, 157383, 236979, 254533, 307719, 472149, 710937, 763599, 923157, 2132811, 2290797, 6872391, 20617173, 61851519]

約数ペア:

[(1, 61851519), (3, 20617173), (9, 6872391), (27, 2290797), (29, 2132811), (67, 923157), (81, 763599), (87, 710937), (131, 472149), (201, 307719), (243, 254533), (261, 236979), (393, 157383), (603, 102573), (783, 78993), (1179, 52461), (1809, 34191), (1943, 31833), (2349, 26331), (3537, 17487), (3799, 16281), (5427, 11397), (5829, 10611), (7047, 8777)]