289375335

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 550734912

約数和(自身を除く): 261359577

約数列:

[1, 3, 5, 9, 15, 27, 37, 41, 45, 81, 111, 123, 135, 157, 185, 205, 243, 333, 369, 405, 471, 555, 615, 785, 999, 1107, 1215, 1413, 1517, 1665, 1845, 2355, 2997, 3321, 4239, 4551, 4995, 5535, 5809, 6437, 7065, 7585, 8991, 9963, 12717, 13653, 14985, 16605, 17427, 19311, 21195, 22755, 29045, 32185, 38151, 40959, 44955, 49815, 52281, 57933, 63585, 68265, 87135, 96555, 122877, 156843, 173799, 190755, 204795, 238169, 261405, 289665, 368631, 470529, 521397, 614385, 714507, 784215, 868995, 1190845, 1411587, 1564191, 1843155, 2143521, 2352645, 2606985, 3572535, 6430563, 7057935, 7820955, 10717605, 19291689, 32152815, 57875067, 96458445, 289375335]

約数ペア:

[(1, 289375335), (3, 96458445), (5, 57875067), (9, 32152815), (15, 19291689), (27, 10717605), (37, 7820955), (41, 7057935), (45, 6430563), (81, 3572535), (111, 2606985), (123, 2352645), (135, 2143521), (157, 1843155), (185, 1564191), (205, 1411587), (243, 1190845), (333, 868995), (369, 784215), (405, 714507), (471, 614385), (555, 521397), (615, 470529), (785, 368631), (999, 289665), (1107, 261405), (1215, 238169), (1413, 204795), (1517, 190755), (1665, 173799), (1845, 156843), (2355, 122877), (2997, 96555), (3321, 87135), (4239, 68265), (4551, 63585), (4995, 57933), (5535, 52281), (5809, 49815), (6437, 44955), (7065, 40959), (7585, 38151), (8991, 32185), (9963, 29045), (12717, 22755), (13653, 21195), (14985, 19311), (16605, 17427)]