27824325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 49371840

約数和(自身を除く): 21547515

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 139, 157, 255, 417, 425, 471, 695, 785, 1275, 2085, 2355, 2363, 2669, 3475, 3925, 7089, 8007, 10425, 11775, 11815, 13345, 21823, 35445, 40035, 59075, 65469, 66725, 109115, 177225, 200175, 327345, 370991, 545575, 1112973, 1636725, 1854955, 5564865, 9274775, 27824325]

約数ペア:

[(1, 27824325), (3, 9274775), (5, 5564865), (15, 1854955), (17, 1636725), (25, 1112973), (51, 545575), (75, 370991), (85, 327345), (139, 200175), (157, 177225), (255, 109115), (417, 66725), (425, 65469), (471, 59075), (695, 40035), (785, 35445), (1275, 21823), (2085, 13345), (2355, 11815), (2363, 11775), (2669, 10425), (3475, 8007), (3925, 7089)]