213426283521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1\times {\mathrm{1249}}^1$

素因数の和:2050

約数の個数: 64

約数和(自身を含む): 320796000000

約数和(自身を除く): 107369716479

約数列:

[1, 3, 11, 33, 37, 111, 349, 401, 407, 1047, 1203, 1221, 1249, 3747, 3839, 4411, 11517, 12913, 13233, 13739, 14837, 38739, 41217, 44511, 46213, 138639, 139949, 142043, 163207, 419847, 426129, 435901, 489621, 500849, 508343, 1307703, 1502547, 1525029, 1539439, 4618317, 4794911, 5178113, 5509339, 14384733, 15534339, 16128337, 16528017, 18531413, 48385011, 55594239, 56959243, 170877729, 174796301, 177411707, 203845543, 524388903, 532235121, 611536629, 1922759311, 5768277933, 6467463137, 19402389411, 71142094507, 213426283521]

約数ペア:

[(1, 213426283521), (3, 71142094507), (11, 19402389411), (33, 6467463137), (37, 5768277933), (111, 1922759311), (349, 611536629), (401, 532235121), (407, 524388903), (1047, 203845543), (1203, 177411707), (1221, 174796301), (1249, 170877729), (3747, 56959243), (3839, 55594239), (4411, 48385011), (11517, 18531413), (12913, 16528017), (13233, 16128337), (13739, 15534339), (14837, 14384733), (38739, 5509339), (41217, 5178113), (44511, 4794911), (46213, 4618317), (138639, 1539439), (139949, 1525029), (142043, 1502547), (163207, 1307703), (419847, 508343), (426129, 500849), (435901, 489621)]