161529345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{653}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 293829120

約数和(自身を除く): 132299775

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 239, 345, 653, 717, 1035, 1195, 1959, 2151, 3265, 3585, 5497, 5877, 9795, 10755, 15019, 16491, 27485, 29385, 45057, 49473, 75095, 82455, 135171, 156067, 225285, 247365, 468201, 675855, 780335, 1404603, 2341005, 3589541, 7023015, 10768623, 17947705, 32305869, 53843115, 161529345]

約数ペア:

[(1, 161529345), (3, 53843115), (5, 32305869), (9, 17947705), (15, 10768623), (23, 7023015), (45, 3589541), (69, 2341005), (115, 1404603), (207, 780335), (239, 675855), (345, 468201), (653, 247365), (717, 225285), (1035, 156067), (1195, 135171), (1959, 82455), (2151, 75095), (3265, 49473), (3585, 45057), (5497, 29385), (5877, 27485), (9795, 16491), (10755, 15019)]