138097372

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 282240000

約数和(自身を除く): 144142628

約数列:

[1, 2, 4, 7, 14, 28, 79, 149, 158, 298, 316, 419, 553, 596, 838, 1043, 1106, 1676, 2086, 2212, 2933, 4172, 5866, 11732, 11771, 23542, 33101, 47084, 62431, 66202, 82397, 124862, 132404, 164794, 231707, 249724, 329588, 437017, 463414, 874034, 926828, 1748068, 4932049, 9864098, 19728196, 34524343, 69048686, 138097372]

約数ペア:

[(1, 138097372), (2, 69048686), (4, 34524343), (7, 19728196), (14, 9864098), (28, 4932049), (79, 1748068), (149, 926828), (158, 874034), (298, 463414), (316, 437017), (419, 329588), (553, 249724), (596, 231707), (838, 164794), (1043, 132404), (1106, 124862), (1676, 82397), (2086, 66202), (2212, 62431), (2933, 47084), (4172, 33101), (5866, 23542), (11732, 11771)]