123999512

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2399}}^1$

素因数の和:2496

約数の個数: 64

約数和(自身を含む): 290304000

約数和(自身を除く): 166304488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1846, 1988, 2399, 3692, 3976, 4798, 6461, 7384, 9596, 12922, 16793, 19192, 25844, 31187, 33586, 51688, 62374, 67172, 124748, 134344, 170329, 218309, 249496, 340658, 436618, 681316, 873236, 1192303, 1362632, 1746472, 2214277, 2384606, 4428554, 4769212, 8857108, 9538424, 15499939, 17714216, 30999878, 61999756, 123999512]

約数ペア:

[(1, 123999512), (2, 61999756), (4, 30999878), (7, 17714216), (8, 15499939), (13, 9538424), (14, 8857108), (26, 4769212), (28, 4428554), (52, 2384606), (56, 2214277), (71, 1746472), (91, 1362632), (104, 1192303), (142, 873236), (182, 681316), (284, 436618), (364, 340658), (497, 249496), (568, 218309), (728, 170329), (923, 134344), (994, 124748), (1846, 67172), (1988, 62374), (2399, 51688), (3692, 33586), (3976, 31187), (4798, 25844), (6461, 19192), (7384, 16793), (9596, 12922)]