129128426

素因数分解:

$2^1\times 7^2\times {\mathrm{739}}^1\times {\mathrm{1783}}^1$

素因数の和:2538

約数の個数: 24

約数和(自身を含む): 225747360

約数和(自身を除く): 96618934

約数列:

[1, 2, 7, 14, 49, 98, 739, 1478, 1783, 3566, 5173, 10346, 12481, 24962, 36211, 72422, 87367, 174734, 1317637, 2635274, 9223459, 18446918, 64564213, 129128426]

約数ペア:

[(1, 129128426), (2, 64564213), (7, 18446918), (14, 9223459), (49, 2635274), (98, 1317637), (739, 174734), (1478, 87367), (1783, 72422), (3566, 36211), (5173, 24962), (10346, 12481)]