28351275

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6197}}^1$

素因数の和:6271

約数の個数: 24

約数和(自身を含む): 47650224

約数和(自身を除く): 19298949

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 6197, 18591, 30985, 92955, 154925, 378017, 464775, 1134051, 1890085, 5670255, 9450425, 28351275]

約数ペア:

[(1, 28351275), (3, 9450425), (5, 5670255), (15, 1890085), (25, 1134051), (61, 464775), (75, 378017), (183, 154925), (305, 92955), (915, 30985), (1525, 18591), (4575, 6197)]