38211915

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{1061}}^1$

素因数の和:1097

約数の個数: 40

約数和(自身を含む): 71391888

約数和(自身を除く): 33179973

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1061, 1715, 2401, 3183, 5145, 5305, 7203, 7427, 12005, 15915, 22281, 36015, 37135, 51989, 111405, 155967, 259945, 363923, 779835, 1091769, 1819615, 2547461, 5458845, 7642383, 12737305, 38211915]

約数ペア:

[(1, 38211915), (3, 12737305), (5, 7642383), (7, 5458845), (15, 2547461), (21, 1819615), (35, 1091769), (49, 779835), (105, 363923), (147, 259945), (245, 155967), (343, 111405), (735, 51989), (1029, 37135), (1061, 36015), (1715, 22281), (2401, 15915), (3183, 12005), (5145, 7427), (5305, 7203)]