71721804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{77621}}^1$

素因数の和:77646

約数の個数: 48

約数和(自身を含む): 208647936

約数和(自身を除く): 136926132

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 77621, 155242, 232863, 310484, 465726, 543347, 853831, 931452, 1086694, 1630041, 1707662, 2173388, 2561493, 3260082, 3415324, 5122986, 5976817, 6520164, 10245972, 11953634, 17930451, 23907268, 35860902, 71721804]

約数ペア:

[(1, 71721804), (2, 35860902), (3, 23907268), (4, 17930451), (6, 11953634), (7, 10245972), (11, 6520164), (12, 5976817), (14, 5122986), (21, 3415324), (22, 3260082), (28, 2561493), (33, 2173388), (42, 1707662), (44, 1630041), (66, 1086694), (77, 931452), (84, 853831), (132, 543347), (154, 465726), (231, 310484), (308, 232863), (462, 155242), (924, 77621)]