38784753

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 66626560

約数和(自身を除く): 27841807

約数列:

[1, 3, 7, 9, 21, 43, 63, 103, 129, 139, 301, 309, 387, 417, 721, 903, 927, 973, 1251, 2163, 2709, 2919, 4429, 5977, 6489, 8757, 13287, 14317, 17931, 31003, 39861, 41839, 42951, 53793, 93009, 100219, 125517, 128853, 279027, 300657, 376551, 615631, 901971, 1846893, 4309417, 5540679, 12928251, 38784753]

約数ペア:

[(1, 38784753), (3, 12928251), (7, 5540679), (9, 4309417), (21, 1846893), (43, 901971), (63, 615631), (103, 376551), (129, 300657), (139, 279027), (301, 128853), (309, 125517), (387, 100219), (417, 93009), (721, 53793), (903, 42951), (927, 41839), (973, 39861), (1251, 31003), (2163, 17931), (2709, 14317), (2919, 13287), (4429, 8757), (5977, 6489)]