651997521

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5393}}^1$

素因数の和:5526

約数の個数: 48

約数和(自身を含む): 1144391040

約数和(自身を除く): 492393519

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 101, 133, 171, 303, 399, 707, 909, 1197, 1919, 2121, 5393, 5757, 6363, 13433, 16179, 17271, 37751, 40299, 48537, 102467, 113253, 120897, 307401, 339759, 544693, 717269, 922203, 1634079, 2151807, 3812851, 4902237, 6455421, 10349167, 11438553, 31047501, 34315659, 72444169, 93142503, 217332507, 651997521]

約数ペア:

[(1, 651997521), (3, 217332507), (7, 93142503), (9, 72444169), (19, 34315659), (21, 31047501), (57, 11438553), (63, 10349167), (101, 6455421), (133, 4902237), (171, 3812851), (303, 2151807), (399, 1634079), (707, 922203), (909, 717269), (1197, 544693), (1919, 339759), (2121, 307401), (5393, 120897), (5757, 113253), (6363, 102467), (13433, 48537), (16179, 40299), (17271, 37751)]