61388817

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 101210112

約数和(自身を除く): 39821295

約数列:

[1, 3, 7, 21, 23, 49, 67, 69, 147, 161, 201, 271, 469, 483, 813, 1127, 1407, 1541, 1897, 3283, 3381, 4623, 5691, 6233, 9849, 10787, 13279, 18157, 18699, 32361, 39837, 43631, 54471, 75509, 127099, 130893, 226527, 305417, 381297, 417611, 889693, 916251, 1252833, 2669079, 2923277, 8769831, 20462939, 61388817]

約数ペア:

[(1, 61388817), (3, 20462939), (7, 8769831), (21, 2923277), (23, 2669079), (49, 1252833), (67, 916251), (69, 889693), (147, 417611), (161, 381297), (201, 305417), (271, 226527), (469, 130893), (483, 127099), (813, 75509), (1127, 54471), (1407, 43631), (1541, 39837), (1897, 32361), (3283, 18699), (3381, 18157), (4623, 13279), (5691, 10787), (6233, 9849)]