201922215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 383961600

約数和(自身を除く): 182039385

約数列:

[1, 3, 5, 11, 15, 19, 29, 33, 55, 57, 87, 95, 145, 165, 209, 285, 319, 435, 551, 627, 957, 1045, 1595, 1653, 2221, 2755, 3135, 4785, 6061, 6663, 8265, 11105, 18183, 24431, 30305, 33315, 42199, 64409, 73293, 90915, 122155, 126597, 193227, 210995, 322045, 366465, 464189, 632985, 708499, 966135, 1223771, 1392567, 2125497, 2320945, 3542495, 3671313, 6118855, 6962835, 10627485, 13461481, 18356565, 40384443, 67307405, 201922215]

約数ペア:

[(1, 201922215), (3, 67307405), (5, 40384443), (11, 18356565), (15, 13461481), (19, 10627485), (29, 6962835), (33, 6118855), (55, 3671313), (57, 3542495), (87, 2320945), (95, 2125497), (145, 1392567), (165, 1223771), (209, 966135), (285, 708499), (319, 632985), (435, 464189), (551, 366465), (627, 322045), (957, 210995), (1045, 193227), (1595, 126597), (1653, 122155), (2221, 90915), (2755, 73293), (3135, 64409), (4785, 42199), (6061, 33315), (6663, 30305), (8265, 24431), (11105, 18183)]