7811244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 22830080

約数和(自身を除く): 15018836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 223, 252, 278, 417, 446, 556, 669, 834, 892, 973, 1251, 1338, 1561, 1668, 1946, 2007, 2502, 2676, 2919, 3122, 3892, 4014, 4683, 5004, 5838, 6244, 8028, 8757, 9366, 11676, 14049, 17514, 18732, 28098, 30997, 35028, 56196, 61994, 92991, 123988, 185982, 216979, 278973, 371964, 433958, 557946, 650937, 867916, 1115892, 1301874, 1952811, 2603748, 3905622, 7811244]

約数ペア:

[(1, 7811244), (2, 3905622), (3, 2603748), (4, 1952811), (6, 1301874), (7, 1115892), (9, 867916), (12, 650937), (14, 557946), (18, 433958), (21, 371964), (28, 278973), (36, 216979), (42, 185982), (63, 123988), (84, 92991), (126, 61994), (139, 56196), (223, 35028), (252, 30997), (278, 28098), (417, 18732), (446, 17514), (556, 14049), (669, 11676), (834, 9366), (892, 8757), (973, 8028), (1251, 6244), (1338, 5838), (1561, 5004), (1668, 4683), (1946, 4014), (2007, 3892), (2502, 3122), (2676, 2919)]