215351892

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{284857}}^1$

素因数の和:284877

約数の個数: 48

約数和(自身を含む): 638081920

約数和(自身を除く): 422730028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 284857, 569714, 854571, 1139428, 1709142, 1993999, 2563713, 3418284, 3987998, 5127426, 5981997, 7691139, 7975996, 10254852, 11963994, 15382278, 17945991, 23927988, 30764556, 35891982, 53837973, 71783964, 107675946, 215351892]

約数ペア:

[(1, 215351892), (2, 107675946), (3, 71783964), (4, 53837973), (6, 35891982), (7, 30764556), (9, 23927988), (12, 17945991), (14, 15382278), (18, 11963994), (21, 10254852), (27, 7975996), (28, 7691139), (36, 5981997), (42, 5127426), (54, 3987998), (63, 3418284), (84, 2563713), (108, 1993999), (126, 1709142), (189, 1139428), (252, 854571), (378, 569714), (756, 284857)]