664776

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1319}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 2059200

約数和(自身を除く): 1394424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1319, 2638, 3957, 5276, 7914, 9233, 10552, 11871, 15828, 18466, 23742, 27699, 31656, 36932, 47484, 55398, 73864, 83097, 94968, 110796, 166194, 221592, 332388, 664776]

約数ペア:

[(1, 664776), (2, 332388), (3, 221592), (4, 166194), (6, 110796), (7, 94968), (8, 83097), (9, 73864), (12, 55398), (14, 47484), (18, 36932), (21, 31656), (24, 27699), (28, 23742), (36, 18466), (42, 15828), (56, 11871), (63, 10552), (72, 9233), (84, 7914), (126, 5276), (168, 3957), (252, 2638), (504, 1319)]