139653136

素因数分解:

$2^4\times 7^3\times {\mathrm{25447}}^1$

素因数の和:25476

約数の個数: 40

約数和(自身を含む): 315555200

約数和(自身を除く): 175902064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 25447, 50894, 101788, 178129, 203576, 356258, 407152, 712516, 1246903, 1425032, 2493806, 2850064, 4987612, 8728321, 9975224, 17456642, 19950448, 34913284, 69826568, 139653136]

約数ペア:

[(1, 139653136), (2, 69826568), (4, 34913284), (7, 19950448), (8, 17456642), (14, 9975224), (16, 8728321), (28, 4987612), (49, 2850064), (56, 2493806), (98, 1425032), (112, 1246903), (196, 712516), (343, 407152), (392, 356258), (686, 203576), (784, 178129), (1372, 101788), (2744, 50894), (5488, 25447)]