201952359

素因数分解:

$3^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1009}}^1$

素因数の和:1381

約数の個数: 40

約数和(自身を含む): 346098720

約数和(自身を除く): 144146361

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 353, 567, 1009, 1059, 2471, 3027, 3177, 7063, 7413, 9081, 9531, 21189, 22239, 27243, 28593, 63567, 66717, 81729, 190701, 200151, 356177, 572103, 1068531, 2493239, 3205593, 7479717, 9616779, 22439151, 28850337, 67317453, 201952359]

約数ペア:

[(1, 201952359), (3, 67317453), (7, 28850337), (9, 22439151), (21, 9616779), (27, 7479717), (63, 3205593), (81, 2493239), (189, 1068531), (353, 572103), (567, 356177), (1009, 200151), (1059, 190701), (2471, 81729), (3027, 66717), (3177, 63567), (7063, 28593), (7413, 27243), (9081, 22239), (9531, 21189)]