87815988

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{20849}}^1$

素因数の和:20878

約数の個数: 60

約数和(自身を含む): 247239300

約数和(自身を除く): 159423312

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 20849, 41698, 62547, 83396, 125094, 187641, 250188, 271037, 375282, 542074, 562923, 750564, 813111, 1084148, 1125846, 1626222, 1688769, 2251692, 2439333, 3252444, 3377538, 4878666, 6755076, 7317999, 9757332, 14635998, 21953997, 29271996, 43907994, 87815988]

約数ペア:

[(1, 87815988), (2, 43907994), (3, 29271996), (4, 21953997), (6, 14635998), (9, 9757332), (12, 7317999), (13, 6755076), (18, 4878666), (26, 3377538), (27, 3252444), (36, 2439333), (39, 2251692), (52, 1688769), (54, 1626222), (78, 1125846), (81, 1084148), (108, 813111), (117, 750564), (156, 562923), (162, 542074), (234, 375282), (324, 271037), (351, 250188), (468, 187641), (702, 125094), (1053, 83396), (1404, 62547), (2106, 41698), (4212, 20849)]