838742009

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{13183}}^1$

素因数の和:13400

約数の個数: 16

約数和(自身を含む): 980889600

約数和(自身を除く): 142147591

約数列:

[1, 7, 61, 149, 427, 1043, 9089, 13183, 63623, 92281, 804163, 1964267, 5629141, 13749869, 119820287, 838742009]

約数ペア:

[(1, 838742009), (7, 119820287), (61, 13749869), (149, 5629141), (427, 1964267), (1043, 804163), (9089, 92281), (13183, 63623)]