199836861

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{21977}}^1$

素因数の和:22420

約数の個数: 16

約数和(自身を含む): 305230464

約数和(自身を除く): 105393603

約数列:

[1, 3, 7, 21, 433, 1299, 3031, 9093, 21977, 65931, 153839, 461517, 9516041, 28548123, 66612287, 199836861]

約数ペア:

[(1, 199836861), (3, 66612287), (7, 28548123), (21, 9516041), (433, 461517), (1299, 153839), (3031, 65931), (9093, 21977)]