281024925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1613}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 489932928

約数和(自身を除く): 208908003

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 101, 115, 303, 345, 505, 575, 1515, 1613, 1725, 2323, 2525, 4839, 6969, 7575, 8065, 11615, 24195, 34845, 37099, 40325, 58075, 111297, 120975, 162913, 174225, 185495, 488739, 556485, 814565, 927475, 2443695, 2782425, 3746999, 4072825, 11240997, 12218475, 18734995, 56204985, 93674975, 281024925]

約数ペア:

[(1, 281024925), (3, 93674975), (5, 56204985), (15, 18734995), (23, 12218475), (25, 11240997), (69, 4072825), (75, 3746999), (101, 2782425), (115, 2443695), (303, 927475), (345, 814565), (505, 556485), (575, 488739), (1515, 185495), (1613, 174225), (1725, 162913), (2323, 120975), (2525, 111297), (4839, 58075), (6969, 40325), (7575, 37099), (8065, 34845), (11615, 24195)]