71639139

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 128701440

約数和(自身を除く): 57062301

約数列:

[1, 3, 11, 13, 17, 19, 33, 39, 47, 51, 57, 121, 141, 143, 187, 209, 221, 247, 323, 363, 429, 517, 561, 611, 627, 663, 741, 799, 893, 969, 1551, 1573, 1833, 2057, 2299, 2397, 2431, 2679, 2717, 3553, 4199, 4719, 5687, 6171, 6721, 6897, 7293, 8151, 8789, 9823, 10387, 10659, 11609, 12597, 15181, 17061, 20163, 26367, 26741, 29469, 29887, 31161, 34827, 39083, 45543, 46189, 73931, 80223, 89661, 96679, 108053, 114257, 117249, 127699, 138567, 166991, 197353, 221793, 290037, 324159, 342771, 383097, 500973, 508079, 592059, 1256827, 1404689, 1524237, 1836901, 2170883, 3770481, 4214067, 5510703, 6512649, 23879713, 71639139]

約数ペア:

[(1, 71639139), (3, 23879713), (11, 6512649), (13, 5510703), (17, 4214067), (19, 3770481), (33, 2170883), (39, 1836901), (47, 1524237), (51, 1404689), (57, 1256827), (121, 592059), (141, 508079), (143, 500973), (187, 383097), (209, 342771), (221, 324159), (247, 290037), (323, 221793), (363, 197353), (429, 166991), (517, 138567), (561, 127699), (611, 117249), (627, 114257), (663, 108053), (741, 96679), (799, 89661), (893, 80223), (969, 73931), (1551, 46189), (1573, 45543), (1833, 39083), (2057, 34827), (2299, 31161), (2397, 29887), (2431, 29469), (2679, 26741), (2717, 26367), (3553, 20163), (4199, 17061), (4719, 15181), (5687, 12597), (6171, 11609), (6721, 10659), (6897, 10387), (7293, 9823), (8151, 8789)]