9781656

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1129}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 25831800

約数和(自身を除く): 16050144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 361, 456, 722, 1083, 1129, 1444, 2166, 2258, 2888, 3387, 4332, 4516, 6774, 8664, 9032, 13548, 21451, 27096, 42902, 64353, 85804, 128706, 171608, 257412, 407569, 514824, 815138, 1222707, 1630276, 2445414, 3260552, 4890828, 9781656]

約数ペア:

[(1, 9781656), (2, 4890828), (3, 3260552), (4, 2445414), (6, 1630276), (8, 1222707), (12, 815138), (19, 514824), (24, 407569), (38, 257412), (57, 171608), (76, 128706), (114, 85804), (152, 64353), (228, 42902), (361, 27096), (456, 21451), (722, 13548), (1083, 9032), (1129, 8664), (1444, 6774), (2166, 4516), (2258, 4332), (2888, 3387)]