211315419

素因数分解:

$3^3\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1637}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 358525440

約数和(自身を除く): 147210021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 683, 1637, 2049, 4781, 4911, 6147, 11459, 14343, 14733, 18441, 34377, 43029, 44199, 103131, 129087, 309393, 1118071, 3354213, 7826497, 10062639, 23479491, 30187917, 70438473, 211315419]

約数ペア:

[(1, 211315419), (3, 70438473), (7, 30187917), (9, 23479491), (21, 10062639), (27, 7826497), (63, 3354213), (189, 1118071), (683, 309393), (1637, 129087), (2049, 103131), (4781, 44199), (4911, 43029), (6147, 34377), (11459, 18441), (14343, 14733)]