121528197

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{6163}}^1$

素因数の和:6489

約数の個数: 24

約数和(自身を含む): 201291584

約数和(自身を除く): 79763387

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 2191, 2817, 6163, 6573, 18489, 19719, 43141, 55467, 129423, 388269, 1929019, 5787057, 13503133, 17361171, 40509399, 121528197]

約数ペア:

[(1, 121528197), (3, 40509399), (7, 17361171), (9, 13503133), (21, 5787057), (63, 1929019), (313, 388269), (939, 129423), (2191, 55467), (2817, 43141), (6163, 19719), (6573, 18489)]