23900565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 43569792

約数和(自身を除く): 19669227

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 73, 115, 195, 219, 299, 345, 365, 897, 949, 1095, 1495, 1679, 2847, 4485, 4745, 5037, 5329, 8395, 14235, 15987, 21827, 25185, 26645, 65481, 69277, 79935, 109135, 122567, 207831, 327405, 346385, 367701, 612835, 1039155, 1593371, 1838505, 4780113, 7966855, 23900565]

約数ペア:

[(1, 23900565), (3, 7966855), (5, 4780113), (13, 1838505), (15, 1593371), (23, 1039155), (39, 612835), (65, 367701), (69, 346385), (73, 327405), (115, 207831), (195, 122567), (219, 109135), (299, 79935), (345, 69277), (365, 65481), (897, 26645), (949, 25185), (1095, 21827), (1495, 15987), (1679, 14235), (2847, 8395), (4485, 5329), (4745, 5037)]