221499992

素因数分解:

$2^3\times 7^2\times {\mathrm{547}}^1\times {\mathrm{1033}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 484470360

約数和(自身を除く): 262970368

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 547, 1033, 1094, 2066, 2188, 3829, 4132, 4376, 7231, 7658, 8264, 14462, 15316, 26803, 28924, 30632, 50617, 53606, 57848, 101234, 107212, 202468, 214424, 404936, 565051, 1130102, 2260204, 3955357, 4520408, 7910714, 15821428, 27687499, 31642856, 55374998, 110749996, 221499992]

約数ペア:

[(1, 221499992), (2, 110749996), (4, 55374998), (7, 31642856), (8, 27687499), (14, 15821428), (28, 7910714), (49, 4520408), (56, 3955357), (98, 2260204), (196, 1130102), (392, 565051), (547, 404936), (1033, 214424), (1094, 202468), (2066, 107212), (2188, 101234), (3829, 57848), (4132, 53606), (4376, 50617), (7231, 30632), (7658, 28924), (8264, 26803), (14462, 15316)]