166158728

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 318087000

約数和(自身を除く): 151928272

約数列:

[1, 2, 4, 8, 89, 109, 178, 218, 356, 436, 712, 872, 2141, 4282, 8564, 9701, 17128, 19402, 38804, 77608, 190549, 233369, 381098, 466738, 762196, 933476, 1524392, 1866952, 20769841, 41539682, 83079364, 166158728]

約数ペア:

[(1, 166158728), (2, 83079364), (4, 41539682), (8, 20769841), (89, 1866952), (109, 1524392), (178, 933476), (218, 762196), (356, 466738), (436, 381098), (712, 233369), (872, 190549), (2141, 77608), (4282, 38804), (8564, 19402), (9701, 17128)]