201490605

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 373766400

約数和(自身を除く): 172275795

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 59, 123, 135, 177, 205, 295, 369, 531, 615, 617, 885, 1107, 1593, 1845, 1851, 2419, 2655, 3085, 5535, 5553, 7257, 7965, 9255, 12095, 16659, 21771, 25297, 27765, 36285, 36403, 65313, 75891, 83295, 108855, 109209, 126485, 182015, 227673, 326565, 327627, 379455, 546045, 683019, 982881, 1138365, 1492523, 1638135, 3415095, 4477569, 4914405, 7462615, 13432707, 22387845, 40298121, 67163535, 201490605]

約数ペア:

[(1, 201490605), (3, 67163535), (5, 40298121), (9, 22387845), (15, 13432707), (27, 7462615), (41, 4914405), (45, 4477569), (59, 3415095), (123, 1638135), (135, 1492523), (177, 1138365), (205, 982881), (295, 683019), (369, 546045), (531, 379455), (615, 327627), (617, 326565), (885, 227673), (1107, 182015), (1593, 126485), (1845, 109209), (1851, 108855), (2419, 83295), (2655, 75891), (3085, 65313), (5535, 36403), (5553, 36285), (7257, 27765), (7965, 25297), (9255, 21771), (12095, 16659)]