28213332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 78769152

約数和(自身を除く): 50555820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 73, 84, 86, 107, 129, 146, 172, 214, 219, 258, 292, 301, 321, 428, 438, 511, 516, 602, 642, 749, 876, 903, 1022, 1204, 1284, 1498, 1533, 1806, 2044, 2247, 2996, 3066, 3139, 3612, 4494, 4601, 6132, 6278, 7811, 8988, 9202, 9417, 12556, 13803, 15622, 18404, 18834, 21973, 23433, 27606, 31244, 32207, 37668, 43946, 46866, 54677, 55212, 64414, 65919, 87892, 93732, 96621, 109354, 128828, 131838, 164031, 193242, 218708, 263676, 328062, 335873, 386484, 656124, 671746, 1007619, 1343492, 2015238, 2351111, 4030476, 4702222, 7053333, 9404444, 14106666, 28213332]

約数ペア:

[(1, 28213332), (2, 14106666), (3, 9404444), (4, 7053333), (6, 4702222), (7, 4030476), (12, 2351111), (14, 2015238), (21, 1343492), (28, 1007619), (42, 671746), (43, 656124), (73, 386484), (84, 335873), (86, 328062), (107, 263676), (129, 218708), (146, 193242), (172, 164031), (214, 131838), (219, 128828), (258, 109354), (292, 96621), (301, 93732), (321, 87892), (428, 65919), (438, 64414), (511, 55212), (516, 54677), (602, 46866), (642, 43946), (749, 37668), (876, 32207), (903, 31244), (1022, 27606), (1204, 23433), (1284, 21973), (1498, 18834), (1533, 18404), (1806, 15622), (2044, 13803), (2247, 12556), (2996, 9417), (3066, 9202), (3139, 8988), (3612, 7811), (4494, 6278), (4601, 6132)]