211325751

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1583}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 378233856

約数和(自身を除く): 166908105

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 163, 273, 489, 819, 1141, 1467, 1583, 2119, 3423, 4749, 6357, 10269, 11081, 14247, 14833, 19071, 20579, 33243, 44499, 61737, 99729, 133497, 144053, 185211, 258029, 432159, 774087, 1296477, 1806203, 2322261, 3354377, 5418609, 10063131, 16255827, 23480639, 30189393, 70441917, 211325751]

約数ペア:

[(1, 211325751), (3, 70441917), (7, 30189393), (9, 23480639), (13, 16255827), (21, 10063131), (39, 5418609), (63, 3354377), (91, 2322261), (117, 1806203), (163, 1296477), (273, 774087), (489, 432159), (819, 258029), (1141, 185211), (1467, 144053), (1583, 133497), (2119, 99729), (3423, 61737), (4749, 44499), (6357, 33243), (10269, 20579), (11081, 19071), (14247, 14833)]