64815219

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 114476544

約数和(自身を除く): 49661325

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 123, 161, 207, 287, 369, 483, 861, 943, 1091, 1449, 2583, 2829, 3273, 6601, 7637, 8487, 9819, 19803, 22911, 25093, 44731, 59409, 68733, 75279, 134193, 175651, 225837, 313117, 402579, 526953, 939351, 1028813, 1580859, 2818053, 3086439, 7201691, 9259317, 21605073, 64815219]

約数ペア:

[(1, 64815219), (3, 21605073), (7, 9259317), (9, 7201691), (21, 3086439), (23, 2818053), (41, 1580859), (63, 1028813), (69, 939351), (123, 526953), (161, 402579), (207, 313117), (287, 225837), (369, 175651), (483, 134193), (861, 75279), (943, 68733), (1091, 59409), (1449, 44731), (2583, 25093), (2829, 22911), (3273, 19803), (6601, 9819), (7637, 8487)]