13221990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1373}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 34723728

約数和(自身を除く): 21501738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1373, 1605, 1926, 2746, 3210, 4119, 4815, 6865, 8238, 9630, 12357, 13730, 20595, 24714, 41190, 61785, 123570, 146911, 293822, 440733, 734555, 881466, 1322199, 1469110, 2203665, 2644398, 4407330, 6610995, 13221990]

約数ペア:

[(1, 13221990), (2, 6610995), (3, 4407330), (5, 2644398), (6, 2203665), (9, 1469110), (10, 1322199), (15, 881466), (18, 734555), (30, 440733), (45, 293822), (90, 146911), (107, 123570), (214, 61785), (321, 41190), (535, 24714), (642, 20595), (963, 13730), (1070, 12357), (1373, 9630), (1605, 8238), (1926, 6865), (2746, 4815), (3210, 4119)]