491036000247

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{894287}}^1$

素因数の和:894357

約数の個数: 54

約数和(自身を含む): 810581748912

約数和(自身を除く): 319545748665

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 361, 507, 741, 1083, 1521, 2223, 3211, 3249, 4693, 9633, 14079, 28899, 42237, 61009, 183027, 549081, 894287, 2682861, 8048583, 11625731, 16991453, 34877193, 50974359, 104631579, 151134503, 152923077, 220888889, 322837607, 453403509, 662666667, 968512821, 1360210527, 1988000001, 2871555557, 2905538463, 4196888891, 8614666671, 12590666673, 25844000013, 37772000019, 54559555583, 163678666749, 491036000247]

約数ペア:

[(1, 491036000247), (3, 163678666749), (9, 54559555583), (13, 37772000019), (19, 25844000013), (39, 12590666673), (57, 8614666671), (117, 4196888891), (169, 2905538463), (171, 2871555557), (247, 1988000001), (361, 1360210527), (507, 968512821), (741, 662666667), (1083, 453403509), (1521, 322837607), (2223, 220888889), (3211, 152923077), (3249, 151134503), (4693, 104631579), (9633, 50974359), (14079, 34877193), (28899, 16991453), (42237, 11625731), (61009, 8048583), (183027, 2682861), (549081, 894287)]