15901461

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 25088000

約数和(自身を除く): 9186539

約数列:

[1, 3, 9, 19, 27, 57, 139, 171, 223, 417, 513, 669, 1251, 2007, 2641, 3753, 4237, 6021, 7923, 12711, 23769, 30997, 38133, 71307, 92991, 114399, 278973, 588943, 836919, 1766829, 5300487, 15901461]

約数ペア:

[(1, 15901461), (3, 5300487), (9, 1766829), (19, 836919), (27, 588943), (57, 278973), (139, 114399), (171, 92991), (223, 71307), (417, 38133), (513, 30997), (669, 23769), (1251, 12711), (2007, 7923), (2641, 6021), (3753, 4237)]