399174952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1237}}^1$

素因数の和:1466

約数の個数: 64

約数和(自身を含む): 864619200

約数和(自身を除く): 465444248

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 193, 209, 386, 418, 772, 836, 1237, 1544, 1672, 2123, 2474, 3667, 4246, 4948, 7334, 8492, 9896, 13607, 14668, 16984, 23503, 27214, 29336, 40337, 47006, 54428, 80674, 94012, 108856, 161348, 188024, 238741, 258533, 322696, 477482, 517066, 954964, 1034132, 1909928, 2068264, 2626151, 4536079, 5252302, 9072158, 10504604, 18144316, 21009208, 36288632, 49896869, 99793738, 199587476, 399174952]

約数ペア:

[(1, 399174952), (2, 199587476), (4, 99793738), (8, 49896869), (11, 36288632), (19, 21009208), (22, 18144316), (38, 10504604), (44, 9072158), (76, 5252302), (88, 4536079), (152, 2626151), (193, 2068264), (209, 1909928), (386, 1034132), (418, 954964), (772, 517066), (836, 477482), (1237, 322696), (1544, 258533), (1672, 238741), (2123, 188024), (2474, 161348), (3667, 108856), (4246, 94012), (4948, 80674), (7334, 54428), (8492, 47006), (9896, 40337), (13607, 29336), (14668, 27214), (16984, 23503)]