2021109739485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{912809}}^1$

素因数の和:913310

約数の個数: 64

約数和(自身を含む): 3612098707200

約数和(自身を除く): 1590988967715

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 457, 969, 1371, 1615, 2285, 4845, 6855, 7769, 8683, 23307, 26049, 38845, 43415, 116535, 130245, 147611, 442833, 738055, 912809, 2214165, 2738427, 4564045, 13692135, 15517753, 17343371, 46553259, 52030113, 77588765, 86716855, 232766295, 260150565, 294837307, 417153713, 884511921, 1251461139, 1474186535, 2085768565, 4422559605, 6257305695, 7091613121, 7925920547, 21274839363, 23777761641, 35458065605, 39629602735, 106374196815, 118888808205, 134740649299, 404221947897, 673703246495, 2021109739485]

約数ペア:

[(1, 2021109739485), (3, 673703246495), (5, 404221947897), (15, 134740649299), (17, 118888808205), (19, 106374196815), (51, 39629602735), (57, 35458065605), (85, 23777761641), (95, 21274839363), (255, 7925920547), (285, 7091613121), (323, 6257305695), (457, 4422559605), (969, 2085768565), (1371, 1474186535), (1615, 1251461139), (2285, 884511921), (4845, 417153713), (6855, 294837307), (7769, 260150565), (8683, 232766295), (23307, 86716855), (26049, 77588765), (38845, 52030113), (43415, 46553259), (116535, 17343371), (130245, 15517753), (147611, 13692135), (442833, 4564045), (738055, 2738427), (912809, 2214165)]