28047075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 54329856

約数和(自身を除く): 26282781

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 175, 205, 287, 525, 615, 861, 1025, 1303, 1435, 3075, 3909, 4305, 6515, 7175, 9121, 19545, 21525, 27363, 32575, 45605, 53423, 97725, 136815, 160269, 228025, 267115, 373961, 684075, 801345, 1121883, 1335575, 1869805, 4006725, 5609415, 9349025, 28047075]

約数ペア:

[(1, 28047075), (3, 9349025), (5, 5609415), (7, 4006725), (15, 1869805), (21, 1335575), (25, 1121883), (35, 801345), (41, 684075), (75, 373961), (105, 267115), (123, 228025), (175, 160269), (205, 136815), (287, 97725), (525, 53423), (615, 45605), (861, 32575), (1025, 27363), (1303, 21525), (1435, 19545), (3075, 9121), (3909, 7175), (4305, 6515)]