15285325

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 21637504

約数和(自身を除く): 6352179

約数列:

[1, 5, 11, 25, 31, 55, 121, 155, 163, 275, 341, 605, 775, 815, 1705, 1793, 3025, 3751, 4075, 5053, 8525, 8965, 18755, 19723, 25265, 44825, 55583, 93775, 98615, 126325, 277915, 493075, 611413, 1389575, 3057065, 15285325]

約数ペア:

[(1, 15285325), (5, 3057065), (11, 1389575), (25, 611413), (31, 493075), (55, 277915), (121, 126325), (155, 98615), (163, 93775), (275, 55583), (341, 44825), (605, 25265), (775, 19723), (815, 18755), (1705, 8965), (1793, 8525), (3025, 5053), (3751, 4075)]