28607775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1879}}^1$

素因数の和:1928

約数の個数: 48

約数和(自身を含む): 55948800

約数和(自身を除く): 27341025

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 145, 175, 203, 435, 525, 609, 725, 1015, 1879, 2175, 3045, 5075, 5637, 9395, 13153, 15225, 28185, 39459, 46975, 54491, 65765, 140925, 163473, 197295, 272455, 328825, 381437, 817365, 986475, 1144311, 1362275, 1907185, 4086825, 5721555, 9535925, 28607775]

約数ペア:

[(1, 28607775), (3, 9535925), (5, 5721555), (7, 4086825), (15, 1907185), (21, 1362275), (25, 1144311), (29, 986475), (35, 817365), (75, 381437), (87, 328825), (105, 272455), (145, 197295), (175, 163473), (203, 140925), (435, 65765), (525, 54491), (609, 46975), (725, 39459), (1015, 28185), (1879, 15225), (2175, 13153), (3045, 9395), (5075, 5637)]