66702645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 128733696

約数和(自身を除く): 62031051

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 223, 255, 289, 345, 391, 669, 765, 867, 1035, 1115, 1173, 1445, 1955, 2007, 2601, 3345, 3519, 3791, 4335, 5129, 5865, 6647, 10035, 11373, 13005, 15387, 17595, 18955, 19941, 25645, 33235, 34119, 46161, 56865, 59823, 64447, 76935, 87193, 99705, 170595, 193341, 230805, 261579, 299115, 322235, 435965, 580023, 784737, 966705, 1307895, 1482281, 2900115, 3923685, 4446843, 7411405, 13340529, 22234215, 66702645]

約数ペア:

[(1, 66702645), (3, 22234215), (5, 13340529), (9, 7411405), (15, 4446843), (17, 3923685), (23, 2900115), (45, 1482281), (51, 1307895), (69, 966705), (85, 784737), (115, 580023), (153, 435965), (207, 322235), (223, 299115), (255, 261579), (289, 230805), (345, 193341), (391, 170595), (669, 99705), (765, 87193), (867, 76935), (1035, 64447), (1115, 59823), (1173, 56865), (1445, 46161), (1955, 34119), (2007, 33235), (2601, 25645), (3345, 19941), (3519, 18955), (3791, 17595), (4335, 15387), (5129, 13005), (5865, 11373), (6647, 10035)]