211931964

素因数分解:

$2^2\times 3^6\times {\mathrm{72679}}^1$

素因数の和:72701

約数の個数: 42

約数和(自身を含む): 556074680

約数和(自身を除く): 344142716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 72679, 145358, 218037, 290716, 436074, 654111, 872148, 1308222, 1962333, 2616444, 3924666, 5886999, 7849332, 11773998, 17660997, 23547996, 35321994, 52982991, 70643988, 105965982, 211931964]

約数ペア:

[(1, 211931964), (2, 105965982), (3, 70643988), (4, 52982991), (6, 35321994), (9, 23547996), (12, 17660997), (18, 11773998), (27, 7849332), (36, 5886999), (54, 3924666), (81, 2616444), (108, 1962333), (162, 1308222), (243, 872148), (324, 654111), (486, 436074), (729, 290716), (972, 218037), (1458, 145358), (2916, 72679)]