223390908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2423}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 611458848

約数和(自身を除く): 388067940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 394, 468, 591, 788, 1182, 1773, 2364, 2423, 2561, 3546, 4846, 5122, 7092, 7269, 7683, 9692, 10244, 14538, 15366, 21807, 23049, 29076, 30732, 31499, 43614, 46098, 62998, 87228, 92196, 94497, 125996, 188994, 283491, 377988, 477331, 566982, 954662, 1133964, 1431993, 1909324, 2863986, 4295979, 5727972, 6205303, 8591958, 12410606, 17183916, 18615909, 24821212, 37231818, 55847727, 74463636, 111695454, 223390908]

約数ペア:

[(1, 223390908), (2, 111695454), (3, 74463636), (4, 55847727), (6, 37231818), (9, 24821212), (12, 18615909), (13, 17183916), (18, 12410606), (26, 8591958), (36, 6205303), (39, 5727972), (52, 4295979), (78, 2863986), (117, 1909324), (156, 1431993), (197, 1133964), (234, 954662), (394, 566982), (468, 477331), (591, 377988), (788, 283491), (1182, 188994), (1773, 125996), (2364, 94497), (2423, 92196), (2561, 87228), (3546, 62998), (4846, 46098), (5122, 43614), (7092, 31499), (7269, 30732), (7683, 29076), (9692, 23049), (10244, 21807), (14538, 15366)]