1621656

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 4455360

約数和(自身を除く): 2833704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 223, 303, 404, 446, 606, 669, 808, 892, 909, 1212, 1338, 1784, 1818, 2007, 2424, 2676, 3636, 4014, 5352, 7272, 8028, 16056, 22523, 45046, 67569, 90092, 135138, 180184, 202707, 270276, 405414, 540552, 810828, 1621656]

約数ペア:

[(1, 1621656), (2, 810828), (3, 540552), (4, 405414), (6, 270276), (8, 202707), (9, 180184), (12, 135138), (18, 90092), (24, 67569), (36, 45046), (72, 22523), (101, 16056), (202, 8028), (223, 7272), (303, 5352), (404, 4014), (446, 3636), (606, 2676), (669, 2424), (808, 2007), (892, 1818), (909, 1784), (1212, 1338)]