2871585

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 5184000

約数和(自身を除く): 2312415

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 239, 267, 445, 717, 801, 1195, 1335, 2151, 2403, 3585, 4005, 6453, 10755, 12015, 21271, 32265, 63813, 106355, 191439, 319065, 574317, 957195, 2871585]

約数ペア:

[(1, 2871585), (3, 957195), (5, 574317), (9, 319065), (15, 191439), (27, 106355), (45, 63813), (89, 32265), (135, 21271), (239, 12015), (267, 10755), (445, 6453), (717, 4005), (801, 3585), (1195, 2403), (1335, 2151)]