401978164

素因数分解:

$2^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{10103}}^1$

素因数の和:10157

約数の個数: 48

約数和(自身を含む): 848736000

約数和(自身を除く): 446757836

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 343, 406, 686, 812, 1372, 1421, 2842, 5684, 9947, 10103, 19894, 20206, 39788, 40412, 70721, 141442, 282884, 292987, 495047, 585974, 990094, 1171948, 1980188, 2050909, 3465329, 4101818, 6930658, 8203636, 13861316, 14356363, 28712726, 57425452, 100494541, 200989082, 401978164]

約数ペア:

[(1, 401978164), (2, 200989082), (4, 100494541), (7, 57425452), (14, 28712726), (28, 14356363), (29, 13861316), (49, 8203636), (58, 6930658), (98, 4101818), (116, 3465329), (196, 2050909), (203, 1980188), (343, 1171948), (406, 990094), (686, 585974), (812, 495047), (1372, 292987), (1421, 282884), (2842, 141442), (5684, 70721), (9947, 40412), (10103, 39788), (19894, 20206)]