177020109

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 301560064

約数和(自身を除く): 124539955

約数列:

[1, 3, 7, 9, 21, 61, 63, 73, 183, 219, 427, 511, 549, 631, 657, 1281, 1533, 1893, 3843, 4417, 4453, 4599, 5679, 13251, 13359, 31171, 38491, 39753, 40077, 46063, 93513, 115473, 138189, 269437, 280539, 322441, 346419, 414567, 808311, 967323, 2424933, 2809843, 2901969, 8429529, 19668901, 25288587, 59006703, 177020109]

約数ペア:

[(1, 177020109), (3, 59006703), (7, 25288587), (9, 19668901), (21, 8429529), (61, 2901969), (63, 2809843), (73, 2424933), (183, 967323), (219, 808311), (427, 414567), (511, 346419), (549, 322441), (631, 280539), (657, 269437), (1281, 138189), (1533, 115473), (1893, 93513), (3843, 46063), (4417, 40077), (4453, 39753), (4599, 38491), (5679, 31171), (13251, 13359)]