161032545

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 293409792

約数和(自身を除く): 132377247

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 157, 207, 345, 471, 785, 991, 1035, 1413, 2355, 2973, 3611, 4955, 7065, 8919, 10833, 14865, 18055, 22793, 32499, 44595, 54165, 68379, 113965, 155587, 162495, 205137, 341895, 466761, 777935, 1025685, 1400283, 2333805, 3578501, 7001415, 10735503, 17892505, 32206509, 53677515, 161032545]

約数ペア:

[(1, 161032545), (3, 53677515), (5, 32206509), (9, 17892505), (15, 10735503), (23, 7001415), (45, 3578501), (69, 2333805), (115, 1400283), (157, 1025685), (207, 777935), (345, 466761), (471, 341895), (785, 205137), (991, 162495), (1035, 155587), (1413, 113965), (2355, 68379), (2973, 54165), (3611, 44595), (4955, 32499), (7065, 22793), (8919, 18055), (10833, 14865)]