25353015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 17985225

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1709, 2967, 4945, 5127, 8545, 14835, 25635, 39307, 73487, 117921, 196535, 220461, 367435, 589605, 1102305, 1690201, 5070603, 8451005, 25353015]

約数ペア:

[(1, 25353015), (3, 8451005), (5, 5070603), (15, 1690201), (23, 1102305), (43, 589605), (69, 367435), (115, 220461), (129, 196535), (215, 117921), (345, 73487), (645, 39307), (989, 25635), (1709, 14835), (2967, 8545), (4945, 5127)]