138941488

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{5563}}^1$

素因数の和:5801

約数の個数: 40

約数和(自身を含む): 309091328

約数和(自身を除く): 170149840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 5563, 6244, 11126, 12488, 22252, 24976, 38941, 44504, 77882, 89008, 155764, 311528, 623056, 1240549, 2481098, 4962196, 8683843, 9924392, 17367686, 19848784, 34735372, 69470744, 138941488]

約数ペア:

[(1, 138941488), (2, 69470744), (4, 34735372), (7, 19848784), (8, 17367686), (14, 9924392), (16, 8683843), (28, 4962196), (56, 2481098), (112, 1240549), (223, 623056), (446, 311528), (892, 155764), (1561, 89008), (1784, 77882), (3122, 44504), (3568, 38941), (5563, 24976), (6244, 22252), (11126, 12488)]