87084837

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19469}}^1$

素因数の和:19553

約数の個数: 24

約数和(自身を含む): 145791360

約数和(自身を除く): 58706523

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 19469, 58407, 136283, 175221, 408849, 1226547, 1382299, 4146897, 9676093, 12440691, 29028279, 87084837]

約数ペア:

[(1, 87084837), (3, 29028279), (7, 12440691), (9, 9676093), (21, 4146897), (63, 1382299), (71, 1226547), (213, 408849), (497, 175221), (639, 136283), (1491, 58407), (4473, 19469)]