211882736

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:778

約数の個数: 60

約数和(自身を含む): 448756992

約数和(自身を除く): 236874256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 169, 208, 254, 338, 508, 617, 676, 1016, 1234, 1352, 1651, 2032, 2468, 2704, 3302, 4936, 6604, 8021, 9872, 13208, 16042, 21463, 26416, 32084, 42926, 64168, 78359, 85852, 104273, 128336, 156718, 171704, 208546, 313436, 343408, 417092, 626872, 834184, 1018667, 1253744, 1668368, 2037334, 4074668, 8149336, 13242671, 16298672, 26485342, 52970684, 105941368, 211882736]

約数ペア:

[(1, 211882736), (2, 105941368), (4, 52970684), (8, 26485342), (13, 16298672), (16, 13242671), (26, 8149336), (52, 4074668), (104, 2037334), (127, 1668368), (169, 1253744), (208, 1018667), (254, 834184), (338, 626872), (508, 417092), (617, 343408), (676, 313436), (1016, 208546), (1234, 171704), (1352, 156718), (1651, 128336), (2032, 104273), (2468, 85852), (2704, 78359), (3302, 64168), (4936, 42926), (6604, 32084), (8021, 26416), (9872, 21463), (13208, 16042)]