2021855805

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{6869}}^1$

素因数の和:7122

約数の個数: 48

約数和(自身を含む): 3635274240

約数和(自身を除く): 1613418435

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 211, 279, 465, 633, 1055, 1395, 1899, 3165, 6541, 6869, 9495, 19623, 20607, 32705, 34345, 58869, 61821, 98115, 103035, 212939, 294345, 309105, 638817, 1064695, 1449359, 1916451, 3194085, 4348077, 7246795, 9582255, 13044231, 21740385, 44930129, 65221155, 134790387, 224650645, 404371161, 673951935, 2021855805]

約数ペア:

[(1, 2021855805), (3, 673951935), (5, 404371161), (9, 224650645), (15, 134790387), (31, 65221155), (45, 44930129), (93, 21740385), (155, 13044231), (211, 9582255), (279, 7246795), (465, 4348077), (633, 3194085), (1055, 1916451), (1395, 1449359), (1899, 1064695), (3165, 638817), (6541, 309105), (6869, 294345), (9495, 212939), (19623, 103035), (20607, 98115), (32705, 61821), (34345, 58869)]