138970468

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{54541}}^1$

素因数の和:54572

約数の個数: 36

約数和(自身を含む): 304671612

約数和(自身を除く): 165701144

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 54541, 109082, 218164, 381787, 709033, 763574, 1418066, 1527148, 2672509, 2836132, 4963231, 5345018, 9926462, 10690036, 19852924, 34742617, 69485234, 138970468]

約数ペア:

[(1, 138970468), (2, 69485234), (4, 34742617), (7, 19852924), (13, 10690036), (14, 9926462), (26, 5345018), (28, 4963231), (49, 2836132), (52, 2672509), (91, 1527148), (98, 1418066), (182, 763574), (196, 709033), (364, 381787), (637, 218164), (1274, 109082), (2548, 54541)]