1235391304

素因数分解:

$2^3\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{18127}}^1$

素因数の和:19357

約数の個数: 32

約数和(自身を含む): 2649588480

約数和(自身を除く): 1414197176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1217, 2434, 4868, 8519, 9736, 17038, 18127, 34076, 36254, 68152, 72508, 126889, 145016, 253778, 507556, 1015112, 22060559, 44121118, 88242236, 154423913, 176484472, 308847826, 617695652, 1235391304]

約数ペア:

[(1, 1235391304), (2, 617695652), (4, 308847826), (7, 176484472), (8, 154423913), (14, 88242236), (28, 44121118), (56, 22060559), (1217, 1015112), (2434, 507556), (4868, 253778), (8519, 145016), (9736, 126889), (17038, 72508), (18127, 68152), (34076, 36254)]