291147444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21799}}^1$

素因数の和:21869

約数の個数: 72

約数和(自身を含む): 857001600

約数和(自身を除く): 565854156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1908, 2226, 3339, 4452, 6678, 13356, 21799, 43598, 65397, 87196, 130794, 152593, 196191, 261588, 305186, 392382, 457779, 610372, 784764, 915558, 1155347, 1373337, 1831116, 2310694, 2746674, 3466041, 4621388, 5493348, 6932082, 8087429, 10398123, 13864164, 16174858, 20796246, 24262287, 32349716, 41592492, 48524574, 72786861, 97049148, 145573722, 291147444]

約数ペア:

[(1, 291147444), (2, 145573722), (3, 97049148), (4, 72786861), (6, 48524574), (7, 41592492), (9, 32349716), (12, 24262287), (14, 20796246), (18, 16174858), (21, 13864164), (28, 10398123), (36, 8087429), (42, 6932082), (53, 5493348), (63, 4621388), (84, 3466041), (106, 2746674), (126, 2310694), (159, 1831116), (212, 1373337), (252, 1155347), (318, 915558), (371, 784764), (477, 610372), (636, 457779), (742, 392382), (954, 305186), (1113, 261588), (1484, 196191), (1908, 152593), (2226, 130794), (3339, 87196), (4452, 65397), (6678, 43598), (13356, 21799)]