749279988

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3083}}^1$

素因数の和:3293

約数の個数: 72

約数和(自身を含む): 1951037088

約数和(自身を除く): 1201757100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 157, 172, 258, 314, 387, 471, 516, 628, 774, 942, 1413, 1548, 1884, 2826, 3083, 5652, 6166, 6751, 9249, 12332, 13502, 18498, 20253, 27004, 27747, 36996, 40506, 55494, 60759, 81012, 110988, 121518, 132569, 243036, 265138, 397707, 484031, 530276, 795414, 968062, 1193121, 1452093, 1590828, 1936124, 2386242, 2904186, 4356279, 4772484, 5808372, 8712558, 17425116, 20813333, 41626666, 62439999, 83253332, 124879998, 187319997, 249759996, 374639994, 749279988]

約数ペア:

[(1, 749279988), (2, 374639994), (3, 249759996), (4, 187319997), (6, 124879998), (9, 83253332), (12, 62439999), (18, 41626666), (36, 20813333), (43, 17425116), (86, 8712558), (129, 5808372), (157, 4772484), (172, 4356279), (258, 2904186), (314, 2386242), (387, 1936124), (471, 1590828), (516, 1452093), (628, 1193121), (774, 968062), (942, 795414), (1413, 530276), (1548, 484031), (1884, 397707), (2826, 265138), (3083, 243036), (5652, 132569), (6166, 121518), (6751, 110988), (9249, 81012), (12332, 60759), (13502, 55494), (18498, 40506), (20253, 36996), (27004, 27747)]