77976171

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5011}}^1$

素因数の和:5056

約数の個数: 48

約数和(自身を含む): 145949440

約数和(自身を除く): 67973269

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 5011, 5187, 15033, 15561, 35077, 45099, 65143, 95209, 105231, 195429, 285627, 315693, 456001, 586287, 666463, 856881, 1237717, 1368003, 1999389, 3713151, 4104009, 5998167, 8664019, 11139453, 25992057, 77976171]

約数ペア:

[(1, 77976171), (3, 25992057), (7, 11139453), (9, 8664019), (13, 5998167), (19, 4104009), (21, 3713151), (39, 1999389), (57, 1368003), (63, 1237717), (91, 856881), (117, 666463), (133, 586287), (171, 456001), (247, 315693), (273, 285627), (399, 195429), (741, 105231), (819, 95209), (1197, 65143), (1729, 45099), (2223, 35077), (5011, 15561), (5187, 15033)]