30839385

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 20165415

約数列:

[1, 3, 5, 15, 43, 129, 137, 215, 349, 411, 645, 685, 1047, 1745, 2055, 5235, 5891, 15007, 17673, 29455, 45021, 47813, 75035, 88365, 143439, 225105, 239065, 717195, 2055959, 6167877, 10279795, 30839385]

約数ペア:

[(1, 30839385), (3, 10279795), (5, 6167877), (15, 2055959), (43, 717195), (129, 239065), (137, 225105), (215, 143439), (349, 88365), (411, 75035), (645, 47813), (685, 45021), (1047, 29455), (1745, 17673), (2055, 15007), (5235, 5891)]