321962031

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 513864000

約数和(自身を除く): 191901969

約数列:

[1, 3, 9, 17, 29, 51, 87, 149, 153, 261, 447, 487, 493, 1341, 1461, 1479, 2533, 4321, 4383, 4437, 7599, 8279, 12963, 14123, 22797, 24837, 38889, 42369, 72563, 73457, 74511, 127107, 217689, 220371, 240091, 653067, 661113, 720273, 1233571, 2104327, 2160819, 3700713, 6312981, 11102139, 18938943, 35773559, 107320677, 321962031]

約数ペア:

[(1, 321962031), (3, 107320677), (9, 35773559), (17, 18938943), (29, 11102139), (51, 6312981), (87, 3700713), (149, 2160819), (153, 2104327), (261, 1233571), (447, 720273), (487, 661113), (493, 653067), (1341, 240091), (1461, 220371), (1479, 217689), (2533, 127107), (4321, 74511), (4383, 73457), (4437, 72563), (7599, 42369), (8279, 38889), (12963, 24837), (14123, 22797)]