31317944

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 72264960

約数和(自身を除く): 40947016

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 119, 134, 136, 238, 268, 469, 476, 491, 536, 938, 952, 982, 1139, 1876, 1964, 2278, 3437, 3752, 3928, 4556, 6874, 7973, 8347, 9112, 13748, 15946, 16694, 27496, 31892, 32897, 33388, 58429, 63784, 65794, 66776, 116858, 131588, 230279, 233716, 263176, 460558, 467432, 559249, 921116, 1118498, 1842232, 2236996, 3914743, 4473992, 7829486, 15658972, 31317944]

約数ペア:

[(1, 31317944), (2, 15658972), (4, 7829486), (7, 4473992), (8, 3914743), (14, 2236996), (17, 1842232), (28, 1118498), (34, 921116), (56, 559249), (67, 467432), (68, 460558), (119, 263176), (134, 233716), (136, 230279), (238, 131588), (268, 116858), (469, 66776), (476, 65794), (491, 63784), (536, 58429), (938, 33388), (952, 32897), (982, 31892), (1139, 27496), (1876, 16694), (1964, 15946), (2278, 13748), (3437, 9112), (3752, 8347), (3928, 7973), (4556, 6874)]