1898985315

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1\times {\mathrm{3761}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 3117102912

約数和(自身を除く): 1218117597

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 821, 2463, 3761, 4105, 11283, 12315, 18805, 33661, 56415, 100983, 154201, 168305, 462603, 504915, 771005, 2313015, 3087781, 9263343, 15438905, 46316715, 126599021, 379797063, 632995105, 1898985315]

約数ペア:

[(1, 1898985315), (3, 632995105), (5, 379797063), (15, 126599021), (41, 46316715), (123, 15438905), (205, 9263343), (615, 3087781), (821, 2313015), (2463, 771005), (3761, 504915), (4105, 462603), (11283, 168305), (12315, 154201), (18805, 100983), (33661, 56415)]