15686244

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{20749}}^1$

素因数の和:20769

約数の個数: 48

約数和(自身を含む): 46480000

約数和(自身を除く): 30793756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 20749, 41498, 62247, 82996, 124494, 145243, 186741, 248988, 290486, 373482, 435729, 560223, 580972, 746964, 871458, 1120446, 1307187, 1742916, 2240892, 2614374, 3921561, 5228748, 7843122, 15686244]

約数ペア:

[(1, 15686244), (2, 7843122), (3, 5228748), (4, 3921561), (6, 2614374), (7, 2240892), (9, 1742916), (12, 1307187), (14, 1120446), (18, 871458), (21, 746964), (27, 580972), (28, 560223), (36, 435729), (42, 373482), (54, 290486), (63, 248988), (84, 186741), (108, 145243), (126, 124494), (189, 82996), (252, 62247), (378, 41498), (756, 20749)]