65431772

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 137699520

約数和(自身を除く): 72267748

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 406, 427, 812, 854, 1321, 1708, 1769, 2642, 3538, 5284, 7076, 9247, 12383, 18494, 24766, 36988, 38309, 49532, 76618, 80581, 153236, 161162, 268163, 322324, 536326, 564067, 1072652, 1128134, 2256268, 2336849, 4673698, 9347396, 16357943, 32715886, 65431772]

約数ペア:

[(1, 65431772), (2, 32715886), (4, 16357943), (7, 9347396), (14, 4673698), (28, 2336849), (29, 2256268), (58, 1128134), (61, 1072652), (116, 564067), (122, 536326), (203, 322324), (244, 268163), (406, 161162), (427, 153236), (812, 80581), (854, 76618), (1321, 49532), (1708, 38309), (1769, 36988), (2642, 24766), (3538, 18494), (5284, 12383), (7076, 9247)]