828947553

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 1334511360

約数和(自身を除く): 505563807

約数列:

[1, 3, 7, 21, 41, 49, 79, 123, 147, 237, 287, 553, 861, 1659, 1741, 2009, 3239, 3871, 5223, 6027, 9717, 11613, 12187, 22673, 36561, 68019, 71381, 85309, 137539, 158711, 214143, 255927, 412617, 476133, 499667, 962773, 1499001, 2888319, 3497669, 5639099, 6739411, 10493007, 16917297, 20218233, 39473693, 118421079, 276315851, 828947553]

約数ペア:

[(1, 828947553), (3, 276315851), (7, 118421079), (21, 39473693), (41, 20218233), (49, 16917297), (79, 10493007), (123, 6739411), (147, 5639099), (237, 3497669), (287, 2888319), (553, 1499001), (861, 962773), (1659, 499667), (1741, 476133), (2009, 412617), (3239, 255927), (3871, 214143), (5223, 158711), (6027, 137539), (9717, 85309), (11613, 71381), (12187, 68019), (22673, 36561)]