206570859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^2$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 327680640

約数和(自身を除く): 121109781

約数列:

[1, 3, 11, 17, 33, 51, 59, 79, 177, 187, 237, 561, 649, 869, 1003, 1343, 1947, 2607, 3009, 4029, 4661, 6241, 11033, 13983, 14773, 18723, 33099, 44319, 51271, 68651, 79237, 106097, 153813, 205953, 237711, 318291, 368219, 871607, 1104657, 1167067, 2614821, 3501201, 4050409, 6259723, 12151227, 18779169, 68856953, 206570859]

約数ペア:

[(1, 206570859), (3, 68856953), (11, 18779169), (17, 12151227), (33, 6259723), (51, 4050409), (59, 3501201), (79, 2614821), (177, 1167067), (187, 1104657), (237, 871607), (561, 368219), (649, 318291), (869, 237711), (1003, 205953), (1343, 153813), (1947, 106097), (2607, 79237), (3009, 68651), (4029, 51271), (4661, 44319), (6241, 33099), (11033, 18723), (13983, 14773)]