31467639

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 50065920

約数和(自身を除く): 18598281

約数列:

[1, 3, 7, 21, 29, 87, 163, 203, 317, 489, 609, 951, 1141, 2219, 3423, 4727, 6657, 9193, 14181, 27579, 33089, 51671, 64351, 99267, 155013, 193053, 361697, 1085091, 1498459, 4495377, 10489213, 31467639]

約数ペア:

[(1, 31467639), (3, 10489213), (7, 4495377), (21, 1498459), (29, 1085091), (87, 361697), (163, 193053), (203, 155013), (317, 99267), (489, 64351), (609, 51671), (951, 33089), (1141, 27579), (2219, 14181), (3423, 9193), (4727, 6657)]