51781114

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 101606400

約数和(自身を除く): 49825286

約数列:

[1, 2, 7, 11, 14, 22, 41, 59, 77, 82, 118, 139, 154, 278, 287, 413, 451, 574, 649, 826, 902, 973, 1298, 1529, 1946, 2419, 3058, 3157, 4543, 4838, 5699, 6314, 8201, 9086, 10703, 11398, 16402, 16933, 21406, 26609, 33866, 39893, 53218, 57407, 62689, 79786, 90211, 114814, 125378, 180422, 186263, 336241, 372526, 438823, 631477, 672482, 877646, 1262954, 2353687, 3698651, 4707374, 7397302, 25890557, 51781114]

約数ペア:

[(1, 51781114), (2, 25890557), (7, 7397302), (11, 4707374), (14, 3698651), (22, 2353687), (41, 1262954), (59, 877646), (77, 672482), (82, 631477), (118, 438823), (139, 372526), (154, 336241), (278, 186263), (287, 180422), (413, 125378), (451, 114814), (574, 90211), (649, 79786), (826, 62689), (902, 57407), (973, 53218), (1298, 39893), (1529, 33866), (1946, 26609), (2419, 21406), (3058, 16933), (3157, 16402), (4543, 11398), (4838, 10703), (5699, 9086), (6314, 8201)]