258752014

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 405440640

約数和(自身を除く): 146688626

約数列:

[1, 2, 47, 89, 94, 157, 178, 197, 314, 394, 4183, 7379, 8366, 9259, 13973, 14758, 17533, 18518, 27946, 30929, 35066, 61858, 656731, 824051, 1313462, 1453663, 1648102, 2752681, 2907326, 5505362, 129376007, 258752014]

約数ペア:

[(1, 258752014), (2, 129376007), (47, 5505362), (89, 2907326), (94, 2752681), (157, 1648102), (178, 1453663), (197, 1313462), (314, 824051), (394, 656731), (4183, 61858), (7379, 35066), (8366, 30929), (9259, 27946), (13973, 18518), (14758, 17533)]