213433550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1381}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 434931984

約数和(自身を除く): 221498434

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 281, 550, 562, 1381, 1405, 2762, 2810, 3091, 6182, 6905, 7025, 13810, 14050, 15191, 15455, 30382, 30910, 34525, 69050, 75955, 77275, 151910, 154550, 379775, 388061, 759550, 776122, 1940305, 3880610, 4268671, 8537342, 9701525, 19403050, 21343355, 42686710, 106716775, 213433550]

約数ペア:

[(1, 213433550), (2, 106716775), (5, 42686710), (10, 21343355), (11, 19403050), (22, 9701525), (25, 8537342), (50, 4268671), (55, 3880610), (110, 1940305), (275, 776122), (281, 759550), (550, 388061), (562, 379775), (1381, 154550), (1405, 151910), (2762, 77275), (2810, 75955), (3091, 69050), (6182, 34525), (6905, 30910), (7025, 30382), (13810, 15455), (14050, 15191)]