71939043

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 119940480

約数和(自身を除く): 48001437

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 131, 297, 387, 393, 473, 1161, 1179, 1419, 1441, 1849, 3537, 4257, 4323, 5547, 5633, 12771, 12969, 16641, 16899, 20339, 38907, 49923, 50697, 61017, 61963, 152091, 183051, 185889, 242219, 549153, 557667, 726657, 1673001, 2179971, 2664409, 6539913, 7993227, 23979681, 71939043]

約数ペア:

[(1, 71939043), (3, 23979681), (9, 7993227), (11, 6539913), (27, 2664409), (33, 2179971), (43, 1673001), (99, 726657), (129, 557667), (131, 549153), (297, 242219), (387, 185889), (393, 183051), (473, 152091), (1161, 61963), (1179, 61017), (1419, 50697), (1441, 49923), (1849, 38907), (3537, 20339), (4257, 16899), (4323, 16641), (5547, 12969), (5633, 12771)]