138370904

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{8209}}^1$

素因数の和:8272

約数の個数: 48

約数和(自身を含む): 308860200

約数和(自身を除く): 170489296

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 8209, 8428, 16418, 16856, 32836, 57463, 65672, 114926, 229852, 352987, 402241, 459704, 705974, 804482, 1411948, 1608964, 2470909, 2823896, 3217928, 4941818, 9883636, 17296363, 19767272, 34592726, 69185452, 138370904]

約数ペア:

[(1, 138370904), (2, 69185452), (4, 34592726), (7, 19767272), (8, 17296363), (14, 9883636), (28, 4941818), (43, 3217928), (49, 2823896), (56, 2470909), (86, 1608964), (98, 1411948), (172, 804482), (196, 705974), (301, 459704), (344, 402241), (392, 352987), (602, 229852), (1204, 114926), (2107, 65672), (2408, 57463), (4214, 32836), (8209, 16856), (8428, 16418)]