211673889

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 370231680

約数和(自身を除く): 158557791

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 181, 399, 543, 977, 1197, 1267, 1629, 2931, 3439, 3801, 6839, 8793, 10317, 11403, 18563, 20517, 24073, 30951, 55689, 61551, 72219, 129941, 167067, 176837, 216657, 389823, 530511, 1169469, 1237859, 1591533, 3359903, 3713577, 10079709, 11140731, 23519321, 30239127, 70557963, 211673889]

約数ペア:

[(1, 211673889), (3, 70557963), (7, 30239127), (9, 23519321), (19, 11140731), (21, 10079709), (57, 3713577), (63, 3359903), (133, 1591533), (171, 1237859), (181, 1169469), (399, 530511), (543, 389823), (977, 216657), (1197, 176837), (1267, 167067), (1629, 129941), (2931, 72219), (3439, 61551), (3801, 55689), (6839, 30951), (8793, 24073), (10317, 20517), (11403, 18563)]