28734825

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{1117}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 55452800

約数和(自身を除く): 26717975

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1117, 1225, 1715, 3351, 3675, 5145, 5585, 7819, 8575, 16755, 23457, 25725, 27925, 39095, 54733, 83775, 117285, 164199, 195475, 273665, 383131, 586425, 820995, 1149393, 1368325, 1915655, 4104975, 5746965, 9578275, 28734825]

約数ペア:

[(1, 28734825), (3, 9578275), (5, 5746965), (7, 4104975), (15, 1915655), (21, 1368325), (25, 1149393), (35, 820995), (49, 586425), (75, 383131), (105, 273665), (147, 195475), (175, 164199), (245, 117285), (343, 83775), (525, 54733), (735, 39095), (1029, 27925), (1117, 25725), (1225, 23457), (1715, 16755), (3351, 8575), (3675, 7819), (5145, 5585)]