320307798

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{9631}}^1$

素因数の和:9900

約数の個数: 32

約数和(自身を含む): 671311872

約数和(自身を除く): 351004074

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 241, 482, 723, 1446, 5543, 9631, 11086, 16629, 19262, 28893, 33258, 57786, 221513, 443026, 664539, 1329078, 2321071, 4642142, 6963213, 13926426, 53384633, 106769266, 160153899, 320307798]

約数ペア:

[(1, 320307798), (2, 160153899), (3, 106769266), (6, 53384633), (23, 13926426), (46, 6963213), (69, 4642142), (138, 2321071), (241, 1329078), (482, 664539), (723, 443026), (1446, 221513), (5543, 57786), (9631, 33258), (11086, 28893), (16629, 19262)]