15317890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 32864832

約数和(自身を除く): 17546942

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 727, 1454, 1505, 2107, 3010, 3635, 4214, 5089, 7270, 10178, 10535, 21070, 25445, 31261, 35623, 50890, 62522, 71246, 156305, 178115, 218827, 312610, 356230, 437654, 1094135, 1531789, 2188270, 3063578, 7658945, 15317890]

約数ペア:

[(1, 15317890), (2, 7658945), (5, 3063578), (7, 2188270), (10, 1531789), (14, 1094135), (35, 437654), (43, 356230), (49, 312610), (70, 218827), (86, 178115), (98, 156305), (215, 71246), (245, 62522), (301, 50890), (430, 35623), (490, 31261), (602, 25445), (727, 21070), (1454, 10535), (1505, 10178), (2107, 7270), (3010, 5089), (3635, 4214)]