15345585

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1601}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 27682560

約数和(自身を除く): 12336975

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1601, 1917, 3195, 4803, 8005, 9585, 14409, 24015, 43227, 72045, 113671, 216135, 341013, 568355, 1023039, 1705065, 3069117, 5115195, 15345585]

約数ペア:

[(1, 15345585), (3, 5115195), (5, 3069117), (9, 1705065), (15, 1023039), (27, 568355), (45, 341013), (71, 216135), (135, 113671), (213, 72045), (355, 43227), (639, 24015), (1065, 14409), (1601, 9585), (1917, 8005), (3195, 4803)]