221121698

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{1091}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 392491008

約数和(自身を除く): 171369310

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 467, 934, 1091, 2182, 3269, 6538, 7637, 14477, 15274, 28954, 33821, 67642, 101339, 202678, 236747, 473494, 509497, 1018994, 3566479, 7132958, 15794407, 31588814, 110560849, 221121698]

約数ペア:

[(1, 221121698), (2, 110560849), (7, 31588814), (14, 15794407), (31, 7132958), (62, 3566479), (217, 1018994), (434, 509497), (467, 473494), (934, 236747), (1091, 202678), (2182, 101339), (3269, 67642), (6538, 33821), (7637, 28954), (14477, 15274)]