28744812

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 76876800

約数和(自身を除く): 48131988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 599, 774, 1116, 1198, 1333, 1548, 1797, 2396, 2666, 3594, 3999, 5332, 5391, 7188, 7998, 10782, 11997, 15996, 18569, 21564, 23994, 25757, 37138, 47988, 51514, 55707, 74276, 77271, 103028, 111414, 154542, 167121, 222828, 231813, 309084, 334242, 463626, 668484, 798467, 927252, 1596934, 2395401, 3193868, 4790802, 7186203, 9581604, 14372406, 28744812]

約数ペア:

[(1, 28744812), (2, 14372406), (3, 9581604), (4, 7186203), (6, 4790802), (9, 3193868), (12, 2395401), (18, 1596934), (31, 927252), (36, 798467), (43, 668484), (62, 463626), (86, 334242), (93, 309084), (124, 231813), (129, 222828), (172, 167121), (186, 154542), (258, 111414), (279, 103028), (372, 77271), (387, 74276), (516, 55707), (558, 51514), (599, 47988), (774, 37138), (1116, 25757), (1198, 23994), (1333, 21564), (1548, 18569), (1797, 15996), (2396, 11997), (2666, 10782), (3594, 7998), (3999, 7188), (5332, 5391)]