19470147207

素因数分解:

$3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{400151}}^1$

素因数の和:400499

約数の個数: 24

約数和(自身を含む): 30289905792

約数和(自身を除く): 10819758585

約数列:

[1, 3, 7, 21, 49, 147, 331, 993, 2317, 6951, 16219, 48657, 400151, 1200453, 2801057, 8403171, 19607399, 58822197, 132449981, 397349943, 927149867, 2781449601, 6490049069, 19470147207]

約数ペア:

[(1, 19470147207), (3, 6490049069), (7, 2781449601), (21, 927149867), (49, 397349943), (147, 132449981), (331, 58822197), (993, 19607399), (2317, 8403171), (6951, 2801057), (16219, 1200453), (48657, 400151)]