138783274

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 262766592

約数和(自身を除く): 123983318

約数列:

[1, 2, 7, 14, 17, 34, 43, 71, 86, 119, 142, 191, 238, 301, 382, 497, 602, 731, 994, 1207, 1337, 1462, 2414, 2674, 3053, 3247, 5117, 6106, 6494, 8213, 8449, 10234, 13561, 16426, 16898, 21371, 22729, 27122, 42742, 45458, 51901, 57491, 94927, 103802, 114982, 139621, 189854, 230537, 279242, 363307, 461074, 583123, 726614, 977347, 1166246, 1613759, 1954694, 3227518, 4081861, 8163722, 9913091, 19826182, 69391637, 138783274]

約数ペア:

[(1, 138783274), (2, 69391637), (7, 19826182), (14, 9913091), (17, 8163722), (34, 4081861), (43, 3227518), (71, 1954694), (86, 1613759), (119, 1166246), (142, 977347), (191, 726614), (238, 583123), (301, 461074), (382, 363307), (497, 279242), (602, 230537), (731, 189854), (994, 139621), (1207, 114982), (1337, 103802), (1462, 94927), (2414, 57491), (2674, 51901), (3053, 45458), (3247, 42742), (5117, 27122), (6106, 22729), (6494, 21371), (8213, 16898), (8449, 16426), (10234, 13561)]