1279261354

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{4057}}^1$

素因数の和:4390

約数の個数: 32

約数和(自身を含む): 2225212416

約数和(自身を除く): 945951062

約数列:

[1, 2, 7, 14, 101, 202, 223, 446, 707, 1414, 1561, 3122, 4057, 8114, 22523, 28399, 45046, 56798, 157661, 315322, 409757, 819514, 904711, 1809422, 2868299, 5736598, 6332977, 12665954, 91375811, 182751622, 639630677, 1279261354]

約数ペア:

[(1, 1279261354), (2, 639630677), (7, 182751622), (14, 91375811), (101, 12665954), (202, 6332977), (223, 5736598), (446, 2868299), (707, 1809422), (1414, 904711), (1561, 819514), (3122, 409757), (4057, 315322), (8114, 157661), (22523, 56798), (28399, 45046)]