491512155

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1\times {\mathrm{1669}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 815227200

約数和(自身を除く): 323715045

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 677, 1669, 2031, 3385, 5007, 8345, 10155, 19633, 25035, 48401, 58899, 98165, 145203, 242005, 294495, 726015, 1129913, 3389739, 5649565, 16948695, 32767477, 98302431, 163837385, 491512155]

約数ペア:

[(1, 491512155), (3, 163837385), (5, 98302431), (15, 32767477), (29, 16948695), (87, 5649565), (145, 3389739), (435, 1129913), (677, 726015), (1669, 294495), (2031, 242005), (3385, 145203), (5007, 98165), (8345, 58899), (10155, 48401), (19633, 25035)]