12155055

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 22075872

約数和(自身を除く): 9920817

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 121, 165, 181, 185, 363, 407, 543, 555, 605, 905, 1221, 1815, 1991, 2035, 2715, 4477, 5973, 6105, 6697, 9955, 13431, 20091, 21901, 22385, 29865, 33485, 65703, 67155, 73667, 100455, 109505, 221001, 328515, 368335, 810337, 1105005, 2431011, 4051685, 12155055]

約数ペア:

[(1, 12155055), (3, 4051685), (5, 2431011), (11, 1105005), (15, 810337), (33, 368335), (37, 328515), (55, 221001), (111, 109505), (121, 100455), (165, 73667), (181, 67155), (185, 65703), (363, 33485), (407, 29865), (543, 22385), (555, 21901), (605, 20091), (905, 13431), (1221, 9955), (1815, 6697), (1991, 6105), (2035, 5973), (2715, 4477)]