42804645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 77973504

約数和(自身を除く): 35168859

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 73, 93, 97, 155, 195, 219, 291, 365, 403, 465, 485, 949, 1095, 1209, 1261, 1455, 2015, 2263, 2847, 3007, 3783, 4745, 6045, 6305, 6789, 7081, 9021, 11315, 14235, 15035, 18915, 21243, 29419, 33945, 35405, 39091, 45105, 88257, 92053, 106215, 117273, 147095, 195455, 219511, 276159, 441285, 460265, 586365, 658533, 1097555, 1380795, 2853643, 3292665, 8560929, 14268215, 42804645]

約数ペア:

[(1, 42804645), (3, 14268215), (5, 8560929), (13, 3292665), (15, 2853643), (31, 1380795), (39, 1097555), (65, 658533), (73, 586365), (93, 460265), (97, 441285), (155, 276159), (195, 219511), (219, 195455), (291, 147095), (365, 117273), (403, 106215), (465, 92053), (485, 88257), (949, 45105), (1095, 39091), (1209, 35405), (1261, 33945), (1455, 29419), (2015, 21243), (2263, 18915), (2847, 15035), (3007, 14235), (3783, 11315), (4745, 9021), (6045, 7081), (6305, 6789)]