72870294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 172187136

約数和(自身を除く): 99316842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 157, 257, 258, 301, 314, 471, 514, 602, 771, 903, 942, 1099, 1542, 1799, 1806, 2198, 3297, 3598, 5397, 6594, 6751, 10794, 11051, 13502, 20253, 22102, 33153, 40349, 40506, 47257, 66306, 77357, 80698, 94514, 121047, 141771, 154714, 232071, 242094, 282443, 283542, 464142, 564886, 847329, 1694658, 1735007, 3470014, 5205021, 10410042, 12145049, 24290098, 36435147, 72870294]

約数ペア:

[(1, 72870294), (2, 36435147), (3, 24290098), (6, 12145049), (7, 10410042), (14, 5205021), (21, 3470014), (42, 1735007), (43, 1694658), (86, 847329), (129, 564886), (157, 464142), (257, 283542), (258, 282443), (301, 242094), (314, 232071), (471, 154714), (514, 141771), (602, 121047), (771, 94514), (903, 80698), (942, 77357), (1099, 66306), (1542, 47257), (1799, 40506), (1806, 40349), (2198, 33153), (3297, 22102), (3598, 20253), (5397, 13502), (6594, 11051), (6751, 10794)]