215331088

素因数分解:

$2^4\times 7^2\times {\mathrm{457}}^1\times {\mathrm{601}}^1$

素因数の和:1080

約数の個数: 60

約数和(自身を含む): 487190172

約数和(自身を除く): 271859084

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 457, 601, 784, 914, 1202, 1828, 2404, 3199, 3656, 4207, 4808, 6398, 7312, 8414, 9616, 12796, 16828, 22393, 25592, 29449, 33656, 44786, 51184, 58898, 67312, 89572, 117796, 179144, 235592, 274657, 358288, 471184, 549314, 1098628, 1922599, 2197256, 3845198, 4394512, 7690396, 13458193, 15380792, 26916386, 30761584, 53832772, 107665544, 215331088]

約数ペア:

[(1, 215331088), (2, 107665544), (4, 53832772), (7, 30761584), (8, 26916386), (14, 15380792), (16, 13458193), (28, 7690396), (49, 4394512), (56, 3845198), (98, 2197256), (112, 1922599), (196, 1098628), (392, 549314), (457, 471184), (601, 358288), (784, 274657), (914, 235592), (1202, 179144), (1828, 117796), (2404, 89572), (3199, 67312), (3656, 58898), (4207, 51184), (4808, 44786), (6398, 33656), (7312, 29449), (8414, 25592), (9616, 22393), (12796, 16828)]