28322175

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 54321920

約数和(自身を除く): 25999745

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 365, 511, 525, 739, 1095, 1533, 1825, 2217, 2555, 3695, 5173, 5475, 7665, 11085, 12775, 15519, 18475, 25865, 38325, 53947, 55425, 77595, 129325, 161841, 269735, 377629, 387975, 809205, 1132887, 1348675, 1888145, 4046025, 5664435, 9440725, 28322175]

約数ペア:

[(1, 28322175), (3, 9440725), (5, 5664435), (7, 4046025), (15, 1888145), (21, 1348675), (25, 1132887), (35, 809205), (73, 387975), (75, 377629), (105, 269735), (175, 161841), (219, 129325), (365, 77595), (511, 55425), (525, 53947), (739, 38325), (1095, 25865), (1533, 18475), (1825, 15519), (2217, 12775), (2555, 11085), (3695, 7665), (5173, 5475)]