28103650861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20981}}^1$

素因数の和:21070

約数の個数: 64

約数和(自身を含む): 38069740800

約数和(自身を除く): 9966089939

約数列:

[1, 11, 13, 17, 19, 29, 143, 187, 209, 221, 247, 319, 323, 377, 493, 551, 2431, 2717, 3553, 4147, 4199, 5423, 6061, 6409, 7163, 9367, 20981, 46189, 70499, 78793, 103037, 121771, 230791, 272753, 356677, 398639, 608449, 1339481, 3000283, 3923447, 4385029, 4636801, 5182307, 6692939, 6776863, 7909837, 10343633, 11560531, 51004811, 57005377, 74545493, 87008207, 88099219, 113779963, 127165841, 134467229, 150286903, 196529027, 969091409, 1479139519, 1653155933, 2161819297, 2554877351, 28103650861]

約数ペア:

[(1, 28103650861), (11, 2554877351), (13, 2161819297), (17, 1653155933), (19, 1479139519), (29, 969091409), (143, 196529027), (187, 150286903), (209, 134467229), (221, 127165841), (247, 113779963), (319, 88099219), (323, 87008207), (377, 74545493), (493, 57005377), (551, 51004811), (2431, 11560531), (2717, 10343633), (3553, 7909837), (4147, 6776863), (4199, 6692939), (5423, 5182307), (6061, 4636801), (6409, 4385029), (7163, 3923447), (9367, 3000283), (20981, 1339481), (46189, 608449), (70499, 398639), (78793, 356677), (103037, 272753), (121771, 230791)]