318335668

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1277}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 661288320

約数和(自身を除く): 342952652

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 307, 406, 614, 812, 1228, 1277, 2149, 2554, 4298, 5108, 8596, 8903, 8939, 17806, 17878, 35612, 35756, 37033, 62321, 74066, 124642, 148132, 249284, 259231, 392039, 518462, 784078, 1036924, 1568156, 2744273, 5488546, 10977092, 11369131, 22738262, 45476524, 79583917, 159167834, 318335668]

約数ペア:

[(1, 318335668), (2, 159167834), (4, 79583917), (7, 45476524), (14, 22738262), (28, 11369131), (29, 10977092), (58, 5488546), (116, 2744273), (203, 1568156), (307, 1036924), (406, 784078), (614, 518462), (812, 392039), (1228, 259231), (1277, 249284), (2149, 148132), (2554, 124642), (4298, 74066), (5108, 62321), (8596, 37033), (8903, 35756), (8939, 35612), (17806, 17878)]