30381218

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:794

約数の個数: 32

約数和(自身を含む): 54172800

約数和(自身を除く): 23791582

約数列:

[1, 2, 7, 14, 37, 74, 89, 178, 259, 518, 623, 659, 1246, 1318, 3293, 4613, 6586, 9226, 23051, 24383, 46102, 48766, 58651, 117302, 170681, 341362, 410557, 821114, 2170087, 4340174, 15190609, 30381218]

約数ペア:

[(1, 30381218), (2, 15190609), (7, 4340174), (14, 2170087), (37, 821114), (74, 410557), (89, 341362), (178, 170681), (259, 117302), (518, 58651), (623, 48766), (659, 46102), (1246, 24383), (1318, 23051), (3293, 9226), (4613, 6586)]