28472675

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2113}}^1$

素因数の和:2148

約数の個数: 36

約数和(自身を含む): 44825256

約数和(自身を除く): 16352581

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 385, 539, 1225, 1925, 2113, 2695, 10565, 13475, 14791, 23243, 52825, 73955, 103537, 116215, 162701, 369775, 517685, 581075, 813505, 1138907, 2588425, 4067525, 5694535, 28472675]

約数ペア:

[(1, 28472675), (5, 5694535), (7, 4067525), (11, 2588425), (25, 1138907), (35, 813505), (49, 581075), (55, 517685), (77, 369775), (175, 162701), (245, 116215), (275, 103537), (385, 73955), (539, 52825), (1225, 23243), (1925, 14791), (2113, 13475), (2695, 10565)]