2686515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2151885

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 599, 897, 1495, 1797, 2995, 4485, 7787, 8985, 13777, 23361, 38935, 41331, 68885, 116805, 179101, 206655, 537303, 895505, 2686515]

約数ペア:

[(1, 2686515), (3, 895505), (5, 537303), (13, 206655), (15, 179101), (23, 116805), (39, 68885), (65, 41331), (69, 38935), (115, 23361), (195, 13777), (299, 8985), (345, 7787), (599, 4485), (897, 2995), (1495, 1797)]