28971748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 27927836

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 107, 127, 164, 214, 254, 428, 508, 533, 1066, 1391, 1651, 2132, 2782, 3302, 4387, 5207, 5564, 6604, 8774, 10414, 13589, 17548, 20828, 27178, 54356, 57031, 67691, 114062, 135382, 176657, 228124, 270764, 353314, 557149, 706628, 1114298, 2228596, 7242937, 14485874, 28971748]

約数ペア:

[(1, 28971748), (2, 14485874), (4, 7242937), (13, 2228596), (26, 1114298), (41, 706628), (52, 557149), (82, 353314), (107, 270764), (127, 228124), (164, 176657), (214, 135382), (254, 114062), (428, 67691), (508, 57031), (533, 54356), (1066, 27178), (1391, 20828), (1651, 17548), (2132, 13589), (2782, 10414), (3302, 8774), (4387, 6604), (5207, 5564)]