28607586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 40339614

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 41, 42, 74, 82, 111, 123, 222, 246, 259, 287, 449, 518, 574, 777, 861, 898, 1347, 1517, 1554, 1722, 2694, 3034, 3143, 4551, 6286, 9102, 9429, 10619, 16613, 18409, 18858, 21238, 31857, 33226, 36818, 49839, 55227, 63714, 99678, 110454, 116291, 128863, 232582, 257726, 348873, 386589, 681133, 697746, 773178, 1362266, 2043399, 4086798, 4767931, 9535862, 14303793, 28607586]

約数ペア:

[(1, 28607586), (2, 14303793), (3, 9535862), (6, 4767931), (7, 4086798), (14, 2043399), (21, 1362266), (37, 773178), (41, 697746), (42, 681133), (74, 386589), (82, 348873), (111, 257726), (123, 232582), (222, 128863), (246, 116291), (259, 110454), (287, 99678), (449, 63714), (518, 55227), (574, 49839), (777, 36818), (861, 33226), (898, 31857), (1347, 21238), (1517, 18858), (1554, 18409), (1722, 16613), (2694, 10619), (3034, 9429), (3143, 9102), (4551, 6286)]