217331325

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{10853}}^1$

素因数の和:10958

約数の個数: 36

約数和(自身を含む): 393674580

約数和(自身を除く): 176343255

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 4005, 6675, 10853, 20025, 32559, 54265, 97677, 162795, 271325, 488385, 813975, 965917, 2441925, 2897751, 4829585, 8693253, 14488755, 24147925, 43466265, 72443775, 217331325]

約数ペア:

[(1, 217331325), (3, 72443775), (5, 43466265), (9, 24147925), (15, 14488755), (25, 8693253), (45, 4829585), (75, 2897751), (89, 2441925), (225, 965917), (267, 813975), (445, 488385), (801, 271325), (1335, 162795), (2225, 97677), (4005, 54265), (6675, 32559), (10853, 20025)]