1556551773

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{18397}}^1$

素因数の和:18506

約数の個数: 48

約数和(自身を含む): 2755284480

約数和(自身を除く): 1198732707

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 357, 553, 711, 1071, 1343, 1659, 4029, 4977, 9401, 12087, 18397, 28203, 55191, 84609, 128779, 165573, 312749, 386337, 938247, 1159011, 1453363, 2189243, 2814741, 4360089, 6567729, 10173541, 13080267, 19703187, 24707171, 30520623, 74121513, 91561869, 172950197, 222364539, 518850591, 1556551773]

約数ペア:

[(1, 1556551773), (3, 518850591), (7, 222364539), (9, 172950197), (17, 91561869), (21, 74121513), (51, 30520623), (63, 24707171), (79, 19703187), (119, 13080267), (153, 10173541), (237, 6567729), (357, 4360089), (553, 2814741), (711, 2189243), (1071, 1453363), (1343, 1159011), (1659, 938247), (4029, 386337), (4977, 312749), (9401, 165573), (12087, 128779), (18397, 84609), (28203, 55191)]