15551421123

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{104789}}^1$

素因数の和:105027

約数の個数: 32

約数和(自身を含む): 24465530880

約数和(自身を除く): 8914109757

約数列:

[1, 3, 7, 21, 37, 111, 191, 259, 573, 777, 1337, 4011, 7067, 21201, 49469, 104789, 148407, 314367, 733523, 2200569, 3877193, 11631579, 20014699, 27140351, 60044097, 81421053, 140102893, 420308679, 740543863, 2221631589, 5183807041, 15551421123]

約数ペア:

[(1, 15551421123), (3, 5183807041), (7, 2221631589), (21, 740543863), (37, 420308679), (111, 140102893), (191, 81421053), (259, 60044097), (573, 27140351), (777, 20014699), (1337, 11631579), (4011, 3877193), (7067, 2200569), (21201, 733523), (49469, 314367), (104789, 148407)]