90507591

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 137491200

約数和(自身を除く): 46983609

約数列:

[1, 3, 9, 27, 61, 179, 183, 307, 537, 549, 921, 1611, 1647, 2763, 4833, 8289, 10919, 18727, 32757, 54953, 56181, 98271, 164859, 168543, 294813, 494577, 505629, 1483731, 3352133, 10056399, 30169197, 90507591]

約数ペア:

[(1, 90507591), (3, 30169197), (9, 10056399), (27, 3352133), (61, 1483731), (179, 505629), (183, 494577), (307, 294813), (537, 168543), (549, 164859), (921, 98271), (1611, 56181), (1647, 54953), (2763, 32757), (4833, 18727), (8289, 10919)]