289493406

素因数分解:

$2^1\times 3^3\times {\mathrm{349}}^1\times {\mathrm{15361}}^1$

素因数の和:15721

約数の個数: 32

約数和(自身を含む): 645204000

約数和(自身を除く): 355710594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 349, 698, 1047, 2094, 3141, 6282, 9423, 15361, 18846, 30722, 46083, 92166, 138249, 276498, 414747, 829494, 5360989, 10721978, 16082967, 32165934, 48248901, 96497802, 144746703, 289493406]

約数ペア:

[(1, 289493406), (2, 144746703), (3, 96497802), (6, 48248901), (9, 32165934), (18, 16082967), (27, 10721978), (54, 5360989), (349, 829494), (698, 414747), (1047, 276498), (2094, 138249), (3141, 92166), (6282, 46083), (9423, 30722), (15361, 18846)]