121520394

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 267850440

約数和(自身を除く): 146330046

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 241, 257, 327, 482, 514, 654, 723, 771, 981, 1446, 1542, 1962, 2169, 2313, 4338, 4626, 26269, 28013, 52538, 56026, 61937, 78807, 84039, 123874, 157614, 168078, 185811, 236421, 252117, 371622, 472842, 504234, 557433, 1114866, 6751133, 13502266, 20253399, 40506798, 60760197, 121520394]

約数ペア:

[(1, 121520394), (2, 60760197), (3, 40506798), (6, 20253399), (9, 13502266), (18, 6751133), (109, 1114866), (218, 557433), (241, 504234), (257, 472842), (327, 371622), (482, 252117), (514, 236421), (654, 185811), (723, 168078), (771, 157614), (981, 123874), (1446, 84039), (1542, 78807), (1962, 61937), (2169, 56026), (2313, 52538), (4338, 28013), (4626, 26269)]