121430881

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 39445919

約数列:

[1, 11, 13, 17, 19, 121, 143, 187, 209, 221, 239, 247, 323, 1573, 2057, 2299, 2431, 2629, 2717, 3107, 3553, 4063, 4199, 4541, 26741, 28919, 29887, 34177, 39083, 44693, 46189, 49951, 52819, 59033, 77197, 375947, 491623, 508079, 549461, 581009, 649363, 849167, 1003561, 6391099, 7142993, 9340837, 11039171, 121430881]

約数ペア:

[(1, 121430881), (11, 11039171), (13, 9340837), (17, 7142993), (19, 6391099), (121, 1003561), (143, 849167), (187, 649363), (209, 581009), (221, 549461), (239, 508079), (247, 491623), (323, 375947), (1573, 77197), (2057, 59033), (2299, 52819), (2431, 49951), (2629, 46189), (2717, 44693), (3107, 39083), (3553, 34177), (4063, 29887), (4199, 28919), (4541, 26741)]