2908306365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{215191}}^1$

素因数の和:215269

約数の個数: 32

約数和(自身を含む): 5019998976

約数和(自身を除く): 2111692611

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 13515, 215191, 645573, 1075955, 3227865, 3658247, 10974741, 11405123, 18291235, 34215369, 54873705, 57025615, 171076845, 193887091, 581661273, 969435455, 2908306365]

約数ペア:

[(1, 2908306365), (3, 969435455), (5, 581661273), (15, 193887091), (17, 171076845), (51, 57025615), (53, 54873705), (85, 34215369), (159, 18291235), (255, 11405123), (265, 10974741), (795, 3658247), (901, 3227865), (2703, 1075955), (4505, 645573), (13515, 215191)]