30781366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2100

約数の個数: 32

約数和(自身を含む): 58164480

約数和(自身を除く): 27383114

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1414, 1979, 2222, 3958, 7777, 13853, 15554, 21769, 27706, 43538, 152383, 199879, 304766, 399758, 1399153, 2198669, 2798306, 4397338, 15390683, 30781366]

約数ペア:

[(1, 30781366), (2, 15390683), (7, 4397338), (11, 2798306), (14, 2198669), (22, 1399153), (77, 399758), (101, 304766), (154, 199879), (202, 152383), (707, 43538), (1111, 27706), (1414, 21769), (1979, 15554), (2222, 13853), (3958, 7777)]