138006386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1873}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 250066560

約数和(自身を除く): 112060174

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 277, 554, 1873, 1939, 3746, 3878, 5263, 10526, 13111, 26222, 35587, 36841, 71174, 73682, 249109, 498218, 518821, 1037642, 3631747, 7263494, 9857599, 19715198, 69003193, 138006386]

約数ペア:

[(1, 138006386), (2, 69003193), (7, 19715198), (14, 9857599), (19, 7263494), (38, 3631747), (133, 1037642), (266, 518821), (277, 498218), (554, 249109), (1873, 73682), (1939, 71174), (3746, 36841), (3878, 35587), (5263, 26222), (10526, 13111)]