1621388272

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{336667}}^1$

素因数の和:336725

約数の個数: 40

約数和(自身を含む): 3673721216

約数和(自身を除く): 2052332944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 336667, 673334, 1346668, 2356669, 2693336, 4713338, 5386672, 9426676, 14476681, 18853352, 28953362, 37706704, 57906724, 101336767, 115813448, 202673534, 231626896, 405347068, 810694136, 1621388272]

約数ペア:

[(1, 1621388272), (2, 810694136), (4, 405347068), (7, 231626896), (8, 202673534), (14, 115813448), (16, 101336767), (28, 57906724), (43, 37706704), (56, 28953362), (86, 18853352), (112, 14476681), (172, 9426676), (301, 5386672), (344, 4713338), (602, 2693336), (688, 2356669), (1204, 1346668), (2408, 673334), (4816, 336667)]