61385181

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 107412480

約数和(自身を除く): 46027299

約数列:

[1, 3, 11, 13, 17, 19, 33, 39, 51, 57, 143, 187, 209, 221, 247, 323, 429, 443, 561, 627, 663, 741, 969, 1329, 2431, 2717, 3553, 4199, 4873, 5759, 7293, 7531, 8151, 8417, 10659, 12597, 14619, 17277, 22593, 25251, 46189, 63349, 82841, 92587, 97903, 109421, 138567, 143089, 190047, 248523, 277761, 293709, 328263, 429267, 1076933, 1203631, 1573979, 1860157, 3230799, 3610893, 4721937, 5580471, 20461727, 61385181]

約数ペア:

[(1, 61385181), (3, 20461727), (11, 5580471), (13, 4721937), (17, 3610893), (19, 3230799), (33, 1860157), (39, 1573979), (51, 1203631), (57, 1076933), (143, 429267), (187, 328263), (209, 293709), (221, 277761), (247, 248523), (323, 190047), (429, 143089), (443, 138567), (561, 109421), (627, 97903), (663, 92587), (741, 82841), (969, 63349), (1329, 46189), (2431, 25251), (2717, 22593), (3553, 17277), (4199, 14619), (4873, 12597), (5759, 10659), (7293, 8417), (7531, 8151)]