2188746

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 5616000

約数和(自身を除く): 3427254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 599, 609, 1198, 1218, 1797, 1827, 3594, 3654, 4193, 5391, 8386, 10782, 12579, 17371, 25158, 34742, 37737, 52113, 75474, 104226, 121597, 156339, 243194, 312678, 364791, 729582, 1094373, 2188746]

約数ペア:

[(1, 2188746), (2, 1094373), (3, 729582), (6, 364791), (7, 312678), (9, 243194), (14, 156339), (18, 121597), (21, 104226), (29, 75474), (42, 52113), (58, 37737), (63, 34742), (87, 25158), (126, 17371), (174, 12579), (203, 10782), (261, 8386), (406, 5391), (522, 4193), (599, 3654), (609, 3594), (1198, 1827), (1218, 1797)]