30690975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 59139072

約数和(自身を除く): 28448097

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 53, 75, 105, 159, 175, 265, 371, 525, 795, 1103, 1113, 1325, 1855, 3309, 3975, 5515, 5565, 7721, 9275, 16545, 23163, 27575, 27825, 38605, 58459, 82725, 115815, 175377, 193025, 292295, 409213, 579075, 876885, 1227639, 1461475, 2046065, 4384425, 6138195, 10230325, 30690975]

約数ペア:

[(1, 30690975), (3, 10230325), (5, 6138195), (7, 4384425), (15, 2046065), (21, 1461475), (25, 1227639), (35, 876885), (53, 579075), (75, 409213), (105, 292295), (159, 193025), (175, 175377), (265, 115815), (371, 82725), (525, 58459), (795, 38605), (1103, 27825), (1113, 27575), (1325, 23163), (1855, 16545), (3309, 9275), (3975, 7721), (5515, 5565)]