213218992

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^2\times {\mathrm{283}}^1$

素因数の和:367

約数の個数: 90

約数和(自身を含む): 498315204

約数和(自身を除く): 285096212

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 283, 392, 434, 496, 566, 784, 868, 961, 1132, 1519, 1736, 1922, 1981, 2264, 3038, 3472, 3844, 3962, 4528, 6076, 6727, 7688, 7924, 8773, 12152, 13454, 13867, 15376, 15848, 17546, 24304, 26908, 27734, 31696, 35092, 47089, 53816, 55468, 61411, 70184, 94178, 107632, 110936, 122822, 140368, 188356, 221872, 245644, 271963, 376712, 429877, 491288, 543926, 753424, 859754, 982576, 1087852, 1719508, 1903741, 2175704, 3439016, 3807482, 4351408, 6878032, 7614964, 13326187, 15229928, 26652374, 30459856, 53304748, 106609496, 213218992]

約数ペア:

[(1, 213218992), (2, 106609496), (4, 53304748), (7, 30459856), (8, 26652374), (14, 15229928), (16, 13326187), (28, 7614964), (31, 6878032), (49, 4351408), (56, 3807482), (62, 3439016), (98, 2175704), (112, 1903741), (124, 1719508), (196, 1087852), (217, 982576), (248, 859754), (283, 753424), (392, 543926), (434, 491288), (496, 429877), (566, 376712), (784, 271963), (868, 245644), (961, 221872), (1132, 188356), (1519, 140368), (1736, 122822), (1922, 110936), (1981, 107632), (2264, 94178), (3038, 70184), (3472, 61411), (3844, 55468), (3962, 53816), (4528, 47089), (6076, 35092), (6727, 31696), (7688, 27734), (7924, 26908), (8773, 24304), (12152, 17546), (13454, 15848), (13867, 15376)]